256996567040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47623}}^1$

素因数の和:47698

約数の個数: 192

約数和(自身を含む): 673990087680

約数和(自身を除く): 416993520640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 256, 272, 310, 320, 340, 496, 512, 527, 544, 620, 640, 680, 992, 1024, 1054, 1088, 1240, 1280, 1360, 1984, 2048, 2108, 2176, 2480, 2560, 2635, 2720, 3968, 4216, 4352, 4960, 5120, 5270, 5440, 7936, 8432, 8704, 9920, 10240, 10540, 10880, 15872, 16864, 17408, 19840, 21080, 21760, 31744, 33728, 34816, 39680, 42160, 43520, 47623, 63488, 67456, 79360, 84320, 87040, 95246, 134912, 158720, 168640, 174080, 190492, 238115, 269824, 317440, 337280, 380984, 476230, 539648, 674560, 761968, 809591, 952460, 1079296, 1349120, 1476313, 1523936, 1619182, 1904920, 2698240, 2952626, 3047872, 3238364, 3809840, 4047955, 5396480, 5905252, 6095744, 6476728, 7381565, 7619680, 8095910, 11810504, 12191488, 12953456, 14763130, 15239360, 16191820, 23621008, 24382976, 25097321, 25906912, 29526260, 30478720, 32383640, 47242016, 48765952, 50194642, 51813824, 59052520, 60957440, 64767280, 94484032, 97531904, 100389284, 103627648, 118105040, 121914880, 125486605, 129534560, 188968064, 200778568, 207255296, 236210080, 243829760, 250973210, 259069120, 377936128, 401557136, 414510592, 472420160, 487659520, 501946420, 518138240, 755872256, 803114272, 829021184, 944840320, 1003892840, 1036276480, 1511744512, 1606228544, 1658042368, 1889680640, 2007785680, 2072552960, 3023489024, 3212457088, 3779361280, 4015571360, 4145105920, 6424914176, 7558722560, 8031142720, 8290211840, 12849828352, 15117445120, 16062285440, 25699656704, 32124570880, 51399313408, 64249141760, 128498283520, 256996567040]

約数ペア:

[(1, 256996567040), (2, 128498283520), (4, 64249141760), (5, 51399313408), (8, 32124570880), (10, 25699656704), (16, 16062285440), (17, 15117445120), (20, 12849828352), (31, 8290211840), (32, 8031142720), (34, 7558722560), (40, 6424914176), (62, 4145105920), (64, 4015571360), (68, 3779361280), (80, 3212457088), (85, 3023489024), (124, 2072552960), (128, 2007785680), (136, 1889680640), (155, 1658042368), (160, 1606228544), (170, 1511744512), (248, 1036276480), (256, 1003892840), (272, 944840320), (310, 829021184), (320, 803114272), (340, 755872256), (496, 518138240), (512, 501946420), (527, 487659520), (544, 472420160), (620, 414510592), (640, 401557136), (680, 377936128), (992, 259069120), (1024, 250973210), (1054, 243829760), (1088, 236210080), (1240, 207255296), (1280, 200778568), (1360, 188968064), (1984, 129534560), (2048, 125486605), (2108, 121914880), (2176, 118105040), (2480, 103627648), (2560, 100389284), (2635, 97531904), (2720, 94484032), (3968, 64767280), (4216, 60957440), (4352, 59052520), (4960, 51813824), (5120, 50194642), (5270, 48765952), (5440, 47242016), (7936, 32383640), (8432, 30478720), (8704, 29526260), (9920, 25906912), (10240, 25097321), (10540, 24382976), (10880, 23621008), (15872, 16191820), (16864, 15239360), (17408, 14763130), (19840, 12953456), (21080, 12191488), (21760, 11810504), (31744, 8095910), (33728, 7619680), (34816, 7381565), (39680, 6476728), (42160, 6095744), (43520, 5905252), (47623, 5396480), (63488, 4047955), (67456, 3809840), (79360, 3238364), (84320, 3047872), (87040, 2952626), (95246, 2698240), (134912, 1904920), (158720, 1619182), (168640, 1523936), (174080, 1476313), (190492, 1349120), (238115, 1079296), (269824, 952460), (317440, 809591), (337280, 761968), (380984, 674560), (476230, 539648)]