749291248280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2179}}^1\times {\mathrm{2689}}^1$

素因数の和:5041

約数の個数: 128

約数和(自身を含む): 1773334080000

約数和(自身を除く): 1024042831720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 139, 184, 230, 278, 460, 556, 695, 920, 1112, 1390, 2179, 2689, 2780, 3197, 4358, 5378, 5560, 6394, 8716, 10756, 10895, 12788, 13445, 15985, 17432, 21512, 21790, 25576, 26890, 31970, 43580, 50117, 53780, 61847, 63940, 87160, 100234, 107560, 123694, 127880, 200468, 247388, 250585, 302881, 309235, 373771, 400936, 494776, 501170, 605762, 618470, 747542, 1002340, 1211524, 1236940, 1495084, 1514405, 1868855, 2004680, 2423048, 2473880, 2990168, 3028810, 3737710, 5859331, 6057620, 6966263, 7475420, 8596733, 11718662, 12115240, 13932526, 14950840, 17193466, 23437324, 27865052, 29296655, 34386932, 34831315, 42983665, 46874648, 55730104, 58593310, 68773864, 69662630, 85967330, 117186620, 134764613, 139325260, 171934660, 234373240, 269529226, 278650520, 343869320, 539058452, 673823065, 814447009, 1078116904, 1347646130, 1628894018, 2695292260, 3257788036, 4072235045, 5390584520, 6515576072, 8144470090, 16288940180, 18732281207, 32577880360, 37464562414, 74929124828, 93661406035, 149858249656, 187322812070, 374645624140, 749291248280]

約数ペア:

[(1, 749291248280), (2, 374645624140), (4, 187322812070), (5, 149858249656), (8, 93661406035), (10, 74929124828), (20, 37464562414), (23, 32577880360), (40, 18732281207), (46, 16288940180), (92, 8144470090), (115, 6515576072), (139, 5390584520), (184, 4072235045), (230, 3257788036), (278, 2695292260), (460, 1628894018), (556, 1347646130), (695, 1078116904), (920, 814447009), (1112, 673823065), (1390, 539058452), (2179, 343869320), (2689, 278650520), (2780, 269529226), (3197, 234373240), (4358, 171934660), (5378, 139325260), (5560, 134764613), (6394, 117186620), (8716, 85967330), (10756, 69662630), (10895, 68773864), (12788, 58593310), (13445, 55730104), (15985, 46874648), (17432, 42983665), (21512, 34831315), (21790, 34386932), (25576, 29296655), (26890, 27865052), (31970, 23437324), (43580, 17193466), (50117, 14950840), (53780, 13932526), (61847, 12115240), (63940, 11718662), (87160, 8596733), (100234, 7475420), (107560, 6966263), (123694, 6057620), (127880, 5859331), (200468, 3737710), (247388, 3028810), (250585, 2990168), (302881, 2473880), (309235, 2423048), (373771, 2004680), (400936, 1868855), (494776, 1514405), (501170, 1495084), (605762, 1236940), (618470, 1211524), (747542, 1002340)]