845590720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:223

約数の個数: 224

約数和(自身を含む): 2294046720

約数和(自身を除く): 1448456000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 79, 80, 83, 104, 124, 130, 155, 158, 160, 166, 208, 248, 260, 310, 316, 320, 332, 395, 403, 415, 416, 496, 520, 620, 632, 664, 790, 806, 830, 832, 992, 1027, 1040, 1079, 1240, 1264, 1328, 1580, 1612, 1660, 1984, 2015, 2054, 2080, 2158, 2449, 2480, 2528, 2573, 2656, 3160, 3224, 3320, 4030, 4108, 4160, 4316, 4898, 4960, 5056, 5135, 5146, 5312, 5395, 6320, 6448, 6557, 6640, 8060, 8216, 8632, 9796, 9920, 10270, 10292, 10790, 12245, 12640, 12865, 12896, 13114, 13280, 16120, 16432, 17264, 19592, 20540, 20584, 21580, 24490, 25280, 25730, 25792, 26228, 26560, 31837, 32240, 32785, 32864, 33449, 34528, 39184, 41080, 41168, 43160, 48980, 51460, 52456, 63674, 64480, 65570, 65728, 66898, 69056, 78368, 82160, 82336, 85241, 86320, 97960, 102920, 104912, 127348, 128960, 131140, 133796, 156736, 159185, 164320, 164672, 167245, 170482, 172640, 195920, 203267, 205840, 209824, 254696, 262280, 267592, 318370, 328640, 334490, 340964, 345280, 391840, 406534, 411680, 419648, 426205, 509392, 524560, 535184, 636740, 668980, 681928, 783680, 813068, 823360, 852410, 1016335, 1018784, 1049120, 1070368, 1273480, 1337960, 1363856, 1626136, 1704820, 2032670, 2037568, 2098240, 2140736, 2546960, 2642471, 2675920, 2727712, 3252272, 3409640, 4065340, 5093920, 5284942, 5351840, 5455424, 6504544, 6819280, 8130680, 10187840, 10569884, 10703680, 13009088, 13212355, 13638560, 16261360, 21139768, 26424710, 27277120, 32522720, 42279536, 52849420, 65045440, 84559072, 105698840, 169118144, 211397680, 422795360, 845590720]

約数ペア:

[(1, 845590720), (2, 422795360), (4, 211397680), (5, 169118144), (8, 105698840), (10, 84559072), (13, 65045440), (16, 52849420), (20, 42279536), (26, 32522720), (31, 27277120), (32, 26424710), (40, 21139768), (52, 16261360), (62, 13638560), (64, 13212355), (65, 13009088), (79, 10703680), (80, 10569884), (83, 10187840), (104, 8130680), (124, 6819280), (130, 6504544), (155, 5455424), (158, 5351840), (160, 5284942), (166, 5093920), (208, 4065340), (248, 3409640), (260, 3252272), (310, 2727712), (316, 2675920), (320, 2642471), (332, 2546960), (395, 2140736), (403, 2098240), (415, 2037568), (416, 2032670), (496, 1704820), (520, 1626136), (620, 1363856), (632, 1337960), (664, 1273480), (790, 1070368), (806, 1049120), (830, 1018784), (832, 1016335), (992, 852410), (1027, 823360), (1040, 813068), (1079, 783680), (1240, 681928), (1264, 668980), (1328, 636740), (1580, 535184), (1612, 524560), (1660, 509392), (1984, 426205), (2015, 419648), (2054, 411680), (2080, 406534), (2158, 391840), (2449, 345280), (2480, 340964), (2528, 334490), (2573, 328640), (2656, 318370), (3160, 267592), (3224, 262280), (3320, 254696), (4030, 209824), (4108, 205840), (4160, 203267), (4316, 195920), (4898, 172640), (4960, 170482), (5056, 167245), (5135, 164672), (5146, 164320), (5312, 159185), (5395, 156736), (6320, 133796), (6448, 131140), (6557, 128960), (6640, 127348), (8060, 104912), (8216, 102920), (8632, 97960), (9796, 86320), (9920, 85241), (10270, 82336), (10292, 82160), (10790, 78368), (12245, 69056), (12640, 66898), (12865, 65728), (12896, 65570), (13114, 64480), (13280, 63674), (16120, 52456), (16432, 51460), (17264, 48980), (19592, 43160), (20540, 41168), (20584, 41080), (21580, 39184), (24490, 34528), (25280, 33449), (25730, 32864), (25792, 32785), (26228, 32240), (26560, 31837)]