20396466480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{997}}^1$

素因数の和:1188

約数の個数: 320

約数和(自身を含む): 69855528960

約数和(自身を除く): 49459062480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 79, 80, 83, 104, 120, 130, 156, 158, 166, 195, 208, 237, 240, 249, 260, 312, 316, 332, 390, 395, 415, 474, 498, 520, 624, 632, 664, 780, 790, 830, 948, 996, 997, 1027, 1040, 1079, 1185, 1245, 1264, 1328, 1560, 1580, 1660, 1896, 1992, 1994, 2054, 2158, 2370, 2490, 2991, 3081, 3120, 3160, 3237, 3320, 3792, 3984, 3988, 4108, 4316, 4740, 4980, 4985, 5135, 5395, 5982, 6162, 6320, 6474, 6557, 6640, 7976, 8216, 8632, 9480, 9960, 9970, 10270, 10790, 11964, 12324, 12948, 12961, 13114, 14955, 15405, 15952, 16185, 16432, 17264, 18960, 19671, 19920, 19940, 20540, 21580, 23928, 24648, 25896, 25922, 26228, 29910, 30810, 32370, 32785, 38883, 39342, 39880, 41080, 43160, 47856, 49296, 51792, 51844, 52456, 59820, 61620, 64740, 64805, 65570, 77766, 78684, 78763, 79760, 82160, 82751, 85241, 86320, 98355, 103688, 104912, 119640, 123240, 129480, 129610, 131140, 155532, 157368, 157526, 165502, 170482, 194415, 196710, 207376, 236289, 239280, 246480, 248253, 255723, 258960, 259220, 262280, 311064, 314736, 315052, 331004, 340964, 388830, 393420, 393815, 413755, 426205, 472578, 496506, 511446, 518440, 524560, 622128, 630104, 662008, 681928, 777660, 786840, 787630, 827510, 852410, 945156, 993012, 1022892, 1023919, 1036880, 1075763, 1181445, 1241265, 1260208, 1278615, 1324016, 1363856, 1555320, 1573680, 1575260, 1655020, 1704820, 1890312, 1986024, 2045784, 2047838, 2151526, 2362890, 2482530, 2557230, 3071757, 3110640, 3150520, 3227289, 3310040, 3409640, 3780624, 3972048, 4091568, 4095676, 4303052, 4725780, 4965060, 5114460, 5119595, 5378815, 6143514, 6301040, 6454578, 6537329, 6620080, 6819280, 8191352, 8606104, 9451560, 9930120, 10228920, 10239190, 10757630, 12287028, 12909156, 13074658, 15358785, 16136445, 16382704, 17212208, 18903120, 19611987, 19860240, 20457840, 20478380, 21515260, 24574056, 25818312, 26149316, 30717570, 32272890, 32686645, 39223974, 40956760, 43030520, 49148112, 51636624, 52298632, 61435140, 64545780, 65373290, 78447948, 81913520, 84985277, 86061040, 98059935, 104597264, 122870280, 129091560, 130746580, 156895896, 169970554, 196119870, 245740560, 254955831, 258183120, 261493160, 313791792, 339941108, 392239740, 424926385, 509911662, 522986320, 679882216, 784479480, 849852770, 1019823324, 1274779155, 1359764432, 1568958960, 1699705540, 2039646648, 2549558310, 3399411080, 4079293296, 5099116620, 6798822160, 10198233240, 20396466480]

約数ペア:

[(1, 20396466480), (2, 10198233240), (3, 6798822160), (4, 5099116620), (5, 4079293296), (6, 3399411080), (8, 2549558310), (10, 2039646648), (12, 1699705540), (13, 1568958960), (15, 1359764432), (16, 1274779155), (20, 1019823324), (24, 849852770), (26, 784479480), (30, 679882216), (39, 522986320), (40, 509911662), (48, 424926385), (52, 392239740), (60, 339941108), (65, 313791792), (78, 261493160), (79, 258183120), (80, 254955831), (83, 245740560), (104, 196119870), (120, 169970554), (130, 156895896), (156, 130746580), (158, 129091560), (166, 122870280), (195, 104597264), (208, 98059935), (237, 86061040), (240, 84985277), (249, 81913520), (260, 78447948), (312, 65373290), (316, 64545780), (332, 61435140), (390, 52298632), (395, 51636624), (415, 49148112), (474, 43030520), (498, 40956760), (520, 39223974), (624, 32686645), (632, 32272890), (664, 30717570), (780, 26149316), (790, 25818312), (830, 24574056), (948, 21515260), (996, 20478380), (997, 20457840), (1027, 19860240), (1040, 19611987), (1079, 18903120), (1185, 17212208), (1245, 16382704), (1264, 16136445), (1328, 15358785), (1560, 13074658), (1580, 12909156), (1660, 12287028), (1896, 10757630), (1992, 10239190), (1994, 10228920), (2054, 9930120), (2158, 9451560), (2370, 8606104), (2490, 8191352), (2991, 6819280), (3081, 6620080), (3120, 6537329), (3160, 6454578), (3237, 6301040), (3320, 6143514), (3792, 5378815), (3984, 5119595), (3988, 5114460), (4108, 4965060), (4316, 4725780), (4740, 4303052), (4980, 4095676), (4985, 4091568), (5135, 3972048), (5395, 3780624), (5982, 3409640), (6162, 3310040), (6320, 3227289), (6474, 3150520), (6557, 3110640), (6640, 3071757), (7976, 2557230), (8216, 2482530), (8632, 2362890), (9480, 2151526), (9960, 2047838), (9970, 2045784), (10270, 1986024), (10790, 1890312), (11964, 1704820), (12324, 1655020), (12948, 1575260), (12961, 1573680), (13114, 1555320), (14955, 1363856), (15405, 1324016), (15952, 1278615), (16185, 1260208), (16432, 1241265), (17264, 1181445), (18960, 1075763), (19671, 1036880), (19920, 1023919), (19940, 1022892), (20540, 993012), (21580, 945156), (23928, 852410), (24648, 827510), (25896, 787630), (25922, 786840), (26228, 777660), (29910, 681928), (30810, 662008), (32370, 630104), (32785, 622128), (38883, 524560), (39342, 518440), (39880, 511446), (41080, 496506), (43160, 472578), (47856, 426205), (49296, 413755), (51792, 393815), (51844, 393420), (52456, 388830), (59820, 340964), (61620, 331004), (64740, 315052), (64805, 314736), (65570, 311064), (77766, 262280), (78684, 259220), (78763, 258960), (79760, 255723), (82160, 248253), (82751, 246480), (85241, 239280), (86320, 236289), (98355, 207376), (103688, 196710), (104912, 194415), (119640, 170482), (123240, 165502), (129480, 157526), (129610, 157368), (131140, 155532)]