1777143480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{20947}}^1$

素因数の和:21069

約数の個数: 128

約数和(自身を含む): 6153684480

約数和(自身を除く): 4376541000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 2020, 2121, 2424, 2828, 3030, 3535, 4040, 4242, 5656, 6060, 7070, 8484, 10605, 12120, 14140, 16968, 20947, 21210, 28280, 41894, 42420, 62841, 83788, 84840, 104735, 125682, 146629, 167576, 209470, 251364, 293258, 314205, 418940, 439887, 502728, 586516, 628410, 733145, 837880, 879774, 1173032, 1256820, 1466290, 1759548, 2115647, 2199435, 2513640, 2932580, 3519096, 4231294, 4398870, 5865160, 6346941, 8462588, 8797740, 10578235, 12693882, 14809529, 16925176, 17595480, 21156470, 25387764, 29619058, 31734705, 42312940, 44428587, 50775528, 59238116, 63469410, 74047645, 84625880, 88857174, 118476232, 126938820, 148095290, 177714348, 222142935, 253877640, 296190580, 355428696, 444285870, 592381160, 888571740, 1777143480]

約数ペア:

[(1, 1777143480), (2, 888571740), (3, 592381160), (4, 444285870), (5, 355428696), (6, 296190580), (7, 253877640), (8, 222142935), (10, 177714348), (12, 148095290), (14, 126938820), (15, 118476232), (20, 88857174), (21, 84625880), (24, 74047645), (28, 63469410), (30, 59238116), (35, 50775528), (40, 44428587), (42, 42312940), (56, 31734705), (60, 29619058), (70, 25387764), (84, 21156470), (101, 17595480), (105, 16925176), (120, 14809529), (140, 12693882), (168, 10578235), (202, 8797740), (210, 8462588), (280, 6346941), (303, 5865160), (404, 4398870), (420, 4231294), (505, 3519096), (606, 2932580), (707, 2513640), (808, 2199435), (840, 2115647), (1010, 1759548), (1212, 1466290), (1414, 1256820), (1515, 1173032), (2020, 879774), (2121, 837880), (2424, 733145), (2828, 628410), (3030, 586516), (3535, 502728), (4040, 439887), (4242, 418940), (5656, 314205), (6060, 293258), (7070, 251364), (8484, 209470), (10605, 167576), (12120, 146629), (14140, 125682), (16968, 104735), (20947, 84840), (21210, 83788), (28280, 62841), (41894, 42420)]