291524220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 1027353600

約数和(自身を除く): 735829380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 79, 83, 90, 95, 114, 117, 130, 156, 158, 166, 171, 180, 190, 195, 228, 234, 237, 247, 249, 260, 285, 316, 332, 342, 380, 390, 395, 415, 468, 474, 494, 498, 570, 585, 684, 711, 741, 747, 780, 790, 830, 855, 948, 988, 996, 1027, 1079, 1140, 1170, 1185, 1235, 1245, 1422, 1482, 1494, 1501, 1577, 1580, 1660, 1710, 2054, 2158, 2223, 2340, 2370, 2470, 2490, 2844, 2964, 2988, 3002, 3081, 3154, 3237, 3420, 3555, 3705, 3735, 4108, 4316, 4446, 4503, 4731, 4740, 4940, 4980, 5135, 5395, 6004, 6162, 6308, 6474, 6557, 7110, 7410, 7470, 7505, 7885, 8892, 9006, 9243, 9462, 9711, 10270, 10790, 11115, 12324, 12948, 13114, 13509, 14193, 14220, 14820, 14940, 15010, 15405, 15770, 16185, 18012, 18486, 18924, 19422, 19513, 19671, 20501, 20540, 21580, 22230, 22515, 23655, 26228, 27018, 28386, 30020, 30810, 31540, 32370, 32785, 36972, 38844, 39026, 39342, 41002, 44460, 45030, 46215, 47310, 48555, 54036, 56772, 58539, 59013, 61503, 61620, 64740, 65570, 67545, 70965, 78052, 78684, 82004, 85241, 90060, 92430, 94620, 97110, 97565, 98355, 102505, 117078, 118026, 123006, 124583, 131140, 135090, 141930, 170482, 175617, 184509, 184860, 194220, 195130, 196710, 205010, 234156, 236052, 246012, 249166, 255723, 270180, 283860, 292695, 295065, 307515, 340964, 351234, 369018, 373749, 390260, 393420, 410020, 426205, 498332, 511446, 585390, 590130, 615030, 622915, 702468, 738036, 747498, 767169, 852410, 878085, 922545, 1022892, 1121247, 1170780, 1180260, 1230060, 1245830, 1278615, 1494996, 1534338, 1619579, 1704820, 1756170, 1845090, 1868745, 2242494, 2491660, 2557230, 3068676, 3239158, 3512340, 3690180, 3737490, 3835845, 4484988, 4858737, 5114460, 5606235, 6478316, 7474980, 7671690, 8097895, 9717474, 11212470, 14576211, 15343380, 16195790, 19434948, 22424940, 24293685, 29152422, 32391580, 48587370, 58304844, 72881055, 97174740, 145762110, 291524220]

約数ペア:

[(1, 291524220), (2, 145762110), (3, 97174740), (4, 72881055), (5, 58304844), (6, 48587370), (9, 32391580), (10, 29152422), (12, 24293685), (13, 22424940), (15, 19434948), (18, 16195790), (19, 15343380), (20, 14576211), (26, 11212470), (30, 9717474), (36, 8097895), (38, 7671690), (39, 7474980), (45, 6478316), (52, 5606235), (57, 5114460), (60, 4858737), (65, 4484988), (76, 3835845), (78, 3737490), (79, 3690180), (83, 3512340), (90, 3239158), (95, 3068676), (114, 2557230), (117, 2491660), (130, 2242494), (156, 1868745), (158, 1845090), (166, 1756170), (171, 1704820), (180, 1619579), (190, 1534338), (195, 1494996), (228, 1278615), (234, 1245830), (237, 1230060), (247, 1180260), (249, 1170780), (260, 1121247), (285, 1022892), (316, 922545), (332, 878085), (342, 852410), (380, 767169), (390, 747498), (395, 738036), (415, 702468), (468, 622915), (474, 615030), (494, 590130), (498, 585390), (570, 511446), (585, 498332), (684, 426205), (711, 410020), (741, 393420), (747, 390260), (780, 373749), (790, 369018), (830, 351234), (855, 340964), (948, 307515), (988, 295065), (996, 292695), (1027, 283860), (1079, 270180), (1140, 255723), (1170, 249166), (1185, 246012), (1235, 236052), (1245, 234156), (1422, 205010), (1482, 196710), (1494, 195130), (1501, 194220), (1577, 184860), (1580, 184509), (1660, 175617), (1710, 170482), (2054, 141930), (2158, 135090), (2223, 131140), (2340, 124583), (2370, 123006), (2470, 118026), (2490, 117078), (2844, 102505), (2964, 98355), (2988, 97565), (3002, 97110), (3081, 94620), (3154, 92430), (3237, 90060), (3420, 85241), (3555, 82004), (3705, 78684), (3735, 78052), (4108, 70965), (4316, 67545), (4446, 65570), (4503, 64740), (4731, 61620), (4740, 61503), (4940, 59013), (4980, 58539), (5135, 56772), (5395, 54036), (6004, 48555), (6162, 47310), (6308, 46215), (6474, 45030), (6557, 44460), (7110, 41002), (7410, 39342), (7470, 39026), (7505, 38844), (7885, 36972), (8892, 32785), (9006, 32370), (9243, 31540), (9462, 30810), (9711, 30020), (10270, 28386), (10790, 27018), (11115, 26228), (12324, 23655), (12948, 22515), (13114, 22230), (13509, 21580), (14193, 20540), (14220, 20501), (14820, 19671), (14940, 19513), (15010, 19422), (15405, 18924), (15770, 18486), (16185, 18012)]