639533625016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{487387}}^1$

素因数の和:487485

約数の個数: 128

約数和(自身を含む): 1493512796160

約数和(自身を除く): 853979171144

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 37, 44, 52, 62, 74, 88, 104, 124, 143, 148, 248, 286, 296, 341, 403, 407, 481, 572, 682, 806, 814, 962, 1144, 1147, 1364, 1612, 1628, 1924, 2294, 2728, 3224, 3256, 3848, 4433, 4588, 5291, 8866, 9176, 10582, 12617, 14911, 17732, 21164, 25234, 29822, 35464, 42328, 50468, 59644, 100936, 119288, 164021, 328042, 487387, 656084, 974774, 1312168, 1949548, 3899096, 5361257, 6336031, 10722514, 12672062, 15108997, 18033319, 21445028, 25344124, 30217994, 36066638, 42890056, 50688248, 60435988, 69696341, 72133276, 120871976, 139392682, 144266552, 166198967, 196416961, 198366509, 234433147, 278785364, 332397934, 392833922, 396733018, 468866294, 557570728, 559032889, 664795868, 785667844, 793466036, 937732588, 1118065778, 1329591736, 1571335688, 1586932072, 1875465176, 2160586571, 2236131556, 2578764617, 4321173142, 4472263112, 5157529234, 6149361779, 7267427557, 8642346284, 10315058468, 12298723558, 14534855114, 17284692568, 20630116936, 24597447116, 29069710228, 49194894232, 58139420456, 79941703127, 159883406254, 319766812508, 639533625016]

約数ペア:

[(1, 639533625016), (2, 319766812508), (4, 159883406254), (8, 79941703127), (11, 58139420456), (13, 49194894232), (22, 29069710228), (26, 24597447116), (31, 20630116936), (37, 17284692568), (44, 14534855114), (52, 12298723558), (62, 10315058468), (74, 8642346284), (88, 7267427557), (104, 6149361779), (124, 5157529234), (143, 4472263112), (148, 4321173142), (248, 2578764617), (286, 2236131556), (296, 2160586571), (341, 1875465176), (403, 1586932072), (407, 1571335688), (481, 1329591736), (572, 1118065778), (682, 937732588), (806, 793466036), (814, 785667844), (962, 664795868), (1144, 559032889), (1147, 557570728), (1364, 468866294), (1612, 396733018), (1628, 392833922), (1924, 332397934), (2294, 278785364), (2728, 234433147), (3224, 198366509), (3256, 196416961), (3848, 166198967), (4433, 144266552), (4588, 139392682), (5291, 120871976), (8866, 72133276), (9176, 69696341), (10582, 60435988), (12617, 50688248), (14911, 42890056), (17732, 36066638), (21164, 30217994), (25234, 25344124), (29822, 21445028), (35464, 18033319), (42328, 15108997), (50468, 12672062), (59644, 10722514), (100936, 6336031), (119288, 5361257), (164021, 3899096), (328042, 1949548), (487387, 1312168), (656084, 974774)]