166367440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1000

約数の個数: 80

約数和(自身を含む): 412808400

約数和(自身を除く): 246440960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 149, 170, 272, 298, 340, 596, 680, 745, 821, 1192, 1360, 1490, 1642, 2384, 2533, 2980, 3284, 4105, 5066, 5960, 6568, 8210, 10132, 11920, 12665, 13136, 13957, 16420, 20264, 25330, 27914, 32840, 40528, 50660, 55828, 65680, 69785, 101320, 111656, 122329, 139570, 202640, 223312, 244658, 279140, 489316, 558280, 611645, 978632, 1116560, 1223290, 1957264, 2079593, 2446580, 4159186, 4893160, 8318372, 9786320, 10397965, 16636744, 20795930, 33273488, 41591860, 83183720, 166367440]

約数ペア:

[(1, 166367440), (2, 83183720), (4, 41591860), (5, 33273488), (8, 20795930), (10, 16636744), (16, 10397965), (17, 9786320), (20, 8318372), (34, 4893160), (40, 4159186), (68, 2446580), (80, 2079593), (85, 1957264), (136, 1223290), (149, 1116560), (170, 978632), (272, 611645), (298, 558280), (340, 489316), (596, 279140), (680, 244658), (745, 223312), (821, 202640), (1192, 139570), (1360, 122329), (1490, 111656), (1642, 101320), (2384, 69785), (2533, 65680), (2980, 55828), (3284, 50660), (4105, 40528), (5066, 32840), (5960, 27914), (6568, 25330), (8210, 20264), (10132, 16420), (11920, 13957), (12665, 13136)]