64799880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 207446400

約数和(自身を除く): 142646520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 97, 114, 120, 152, 190, 194, 228, 285, 291, 293, 380, 388, 456, 485, 570, 582, 586, 760, 776, 879, 970, 1140, 1164, 1172, 1455, 1465, 1758, 1843, 1940, 2280, 2328, 2344, 2910, 2930, 3516, 3686, 3880, 4395, 5529, 5567, 5820, 5860, 7032, 7372, 8790, 9215, 11058, 11134, 11640, 11720, 14744, 16701, 17580, 18430, 22116, 22268, 27645, 27835, 28421, 33402, 35160, 36860, 44232, 44536, 55290, 55670, 56842, 66804, 73720, 83505, 85263, 110580, 111340, 113684, 133608, 142105, 167010, 170526, 221160, 222680, 227368, 284210, 334020, 341052, 426315, 539999, 568420, 668040, 682104, 852630, 1079998, 1136840, 1619997, 1705260, 2159996, 2699995, 3239994, 3410520, 4319992, 5399990, 6479988, 8099985, 10799980, 12959976, 16199970, 21599960, 32399940, 64799880]

約数ペア:

[(1, 64799880), (2, 32399940), (3, 21599960), (4, 16199970), (5, 12959976), (6, 10799980), (8, 8099985), (10, 6479988), (12, 5399990), (15, 4319992), (19, 3410520), (20, 3239994), (24, 2699995), (30, 2159996), (38, 1705260), (40, 1619997), (57, 1136840), (60, 1079998), (76, 852630), (95, 682104), (97, 668040), (114, 568420), (120, 539999), (152, 426315), (190, 341052), (194, 334020), (228, 284210), (285, 227368), (291, 222680), (293, 221160), (380, 170526), (388, 167010), (456, 142105), (485, 133608), (570, 113684), (582, 111340), (586, 110580), (760, 85263), (776, 83505), (879, 73720), (970, 66804), (1140, 56842), (1164, 55670), (1172, 55290), (1455, 44536), (1465, 44232), (1758, 36860), (1843, 35160), (1940, 33402), (2280, 28421), (2328, 27835), (2344, 27645), (2910, 22268), (2930, 22116), (3516, 18430), (3686, 17580), (3880, 16701), (4395, 14744), (5529, 11720), (5567, 11640), (5820, 11134), (5860, 11058), (7032, 9215), (7372, 8790)]