253426240

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1$

素因数の和:540

約数の個数: 112

約数和(自身を含む): 634959360

約数和(自身を除く): 381533120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 80, 118, 124, 155, 160, 236, 248, 295, 310, 320, 433, 472, 496, 590, 620, 866, 944, 992, 1180, 1240, 1732, 1829, 1888, 1984, 2165, 2360, 2480, 3464, 3658, 3776, 4330, 4720, 4960, 6928, 7316, 8660, 9145, 9440, 9920, 13423, 13856, 14632, 17320, 18290, 18880, 25547, 26846, 27712, 29264, 34640, 36580, 51094, 53692, 58528, 67115, 69280, 73160, 102188, 107384, 117056, 127735, 134230, 138560, 146320, 204376, 214768, 255470, 268460, 292640, 408752, 429536, 510940, 536920, 585280, 791957, 817504, 859072, 1021880, 1073840, 1583914, 1635008, 2043760, 2147680, 3167828, 3959785, 4087520, 4295360, 6335656, 7919570, 8175040, 12671312, 15839140, 25342624, 31678280, 50685248, 63356560, 126713120, 253426240]

約数ペア:

[(1, 253426240), (2, 126713120), (4, 63356560), (5, 50685248), (8, 31678280), (10, 25342624), (16, 15839140), (20, 12671312), (31, 8175040), (32, 7919570), (40, 6335656), (59, 4295360), (62, 4087520), (64, 3959785), (80, 3167828), (118, 2147680), (124, 2043760), (155, 1635008), (160, 1583914), (236, 1073840), (248, 1021880), (295, 859072), (310, 817504), (320, 791957), (433, 585280), (472, 536920), (496, 510940), (590, 429536), (620, 408752), (866, 292640), (944, 268460), (992, 255470), (1180, 214768), (1240, 204376), (1732, 146320), (1829, 138560), (1888, 134230), (1984, 127735), (2165, 117056), (2360, 107384), (2480, 102188), (3464, 73160), (3658, 69280), (3776, 67115), (4330, 58528), (4720, 53692), (4960, 51094), (6928, 36580), (7316, 34640), (8660, 29264), (9145, 27712), (9440, 26846), (9920, 25547), (13423, 18880), (13856, 18290), (14632, 17320)]