259635720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:875

約数の個数: 128

約数和(自身を含む): 809994240

約数和(自身を除く): 550358520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 67, 86, 120, 129, 134, 172, 201, 215, 258, 268, 335, 344, 402, 430, 516, 536, 645, 670, 751, 804, 860, 1005, 1032, 1290, 1340, 1502, 1608, 1720, 2010, 2253, 2580, 2680, 2881, 3004, 3755, 4020, 4506, 5160, 5762, 6008, 7510, 8040, 8643, 9012, 11265, 11524, 14405, 15020, 17286, 18024, 22530, 23048, 28810, 30040, 32293, 34572, 43215, 45060, 50317, 57620, 64586, 69144, 86430, 90120, 96879, 100634, 115240, 129172, 150951, 161465, 172860, 193758, 201268, 251585, 258344, 301902, 322930, 345720, 387516, 402536, 484395, 503170, 603804, 645860, 754755, 775032, 968790, 1006340, 1207608, 1291720, 1509510, 1937580, 2012680, 2163631, 3019020, 3875160, 4327262, 6038040, 6490893, 8654524, 10818155, 12981786, 17309048, 21636310, 25963572, 32454465, 43272620, 51927144, 64908930, 86545240, 129817860, 259635720]

約数ペア:

[(1, 259635720), (2, 129817860), (3, 86545240), (4, 64908930), (5, 51927144), (6, 43272620), (8, 32454465), (10, 25963572), (12, 21636310), (15, 17309048), (20, 12981786), (24, 10818155), (30, 8654524), (40, 6490893), (43, 6038040), (60, 4327262), (67, 3875160), (86, 3019020), (120, 2163631), (129, 2012680), (134, 1937580), (172, 1509510), (201, 1291720), (215, 1207608), (258, 1006340), (268, 968790), (335, 775032), (344, 754755), (402, 645860), (430, 603804), (516, 503170), (536, 484395), (645, 402536), (670, 387516), (751, 345720), (804, 322930), (860, 301902), (1005, 258344), (1032, 251585), (1290, 201268), (1340, 193758), (1502, 172860), (1608, 161465), (1720, 150951), (2010, 129172), (2253, 115240), (2580, 100634), (2680, 96879), (2881, 90120), (3004, 86430), (3755, 69144), (4020, 64586), (4506, 57620), (5160, 50317), (5762, 45060), (6008, 43215), (7510, 34572), (8040, 32293), (8643, 30040), (9012, 28810), (11265, 23048), (11524, 22530), (14405, 18024), (15020, 17286)]