201791940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 671182848

約数和(自身を除く): 469390908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 71, 84, 101, 105, 134, 140, 142, 201, 202, 210, 213, 268, 284, 303, 335, 355, 402, 404, 420, 426, 469, 497, 505, 606, 670, 707, 710, 804, 852, 938, 994, 1005, 1010, 1065, 1212, 1340, 1407, 1414, 1420, 1491, 1515, 1876, 1988, 2010, 2020, 2121, 2130, 2345, 2485, 2814, 2828, 2982, 3030, 3535, 4020, 4242, 4260, 4690, 4757, 4970, 5628, 5964, 6060, 6767, 7035, 7070, 7171, 7455, 8484, 9380, 9514, 9940, 10605, 13534, 14070, 14140, 14271, 14342, 14910, 19028, 20301, 21210, 21513, 23785, 27068, 28140, 28542, 28684, 29820, 33299, 33835, 35855, 40602, 42420, 43026, 47369, 47570, 50197, 57084, 66598, 67670, 71355, 71710, 81204, 86052, 94738, 95140, 99897, 100394, 101505, 107565, 133196, 135340, 142107, 142710, 143420, 150591, 166495, 189476, 199794, 200788, 203010, 215130, 236845, 250985, 284214, 285420, 301182, 332990, 399588, 406020, 430260, 473690, 480457, 499485, 501970, 568428, 602364, 665980, 710535, 752955, 947380, 960914, 998970, 1003940, 1421070, 1441371, 1505910, 1921828, 1997940, 2402285, 2842140, 2882742, 3011820, 3363199, 4804570, 5765484, 6726398, 7206855, 9609140, 10089597, 13452796, 14413710, 16815995, 20179194, 28827420, 33631990, 40358388, 50447985, 67263980, 100895970, 201791940]

約数ペア:

[(1, 201791940), (2, 100895970), (3, 67263980), (4, 50447985), (5, 40358388), (6, 33631990), (7, 28827420), (10, 20179194), (12, 16815995), (14, 14413710), (15, 13452796), (20, 10089597), (21, 9609140), (28, 7206855), (30, 6726398), (35, 5765484), (42, 4804570), (60, 3363199), (67, 3011820), (70, 2882742), (71, 2842140), (84, 2402285), (101, 1997940), (105, 1921828), (134, 1505910), (140, 1441371), (142, 1421070), (201, 1003940), (202, 998970), (210, 960914), (213, 947380), (268, 752955), (284, 710535), (303, 665980), (335, 602364), (355, 568428), (402, 501970), (404, 499485), (420, 480457), (426, 473690), (469, 430260), (497, 406020), (505, 399588), (606, 332990), (670, 301182), (707, 285420), (710, 284214), (804, 250985), (852, 236845), (938, 215130), (994, 203010), (1005, 200788), (1010, 199794), (1065, 189476), (1212, 166495), (1340, 150591), (1407, 143420), (1414, 142710), (1420, 142107), (1491, 135340), (1515, 133196), (1876, 107565), (1988, 101505), (2010, 100394), (2020, 99897), (2121, 95140), (2130, 94738), (2345, 86052), (2485, 81204), (2814, 71710), (2828, 71355), (2982, 67670), (3030, 66598), (3535, 57084), (4020, 50197), (4242, 47570), (4260, 47369), (4690, 43026), (4757, 42420), (4970, 40602), (5628, 35855), (5964, 33835), (6060, 33299), (6767, 29820), (7035, 28684), (7070, 28542), (7171, 28140), (7455, 27068), (8484, 23785), (9380, 21513), (9514, 21210), (9940, 20301), (10605, 19028), (13534, 14910), (14070, 14342), (14140, 14271)]