71445780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:527

約数の個数: 192

約数和(自身を含む): 260789760

約数和(自身を除く): 189343980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 82, 84, 90, 105, 108, 123, 126, 135, 140, 164, 180, 189, 205, 210, 246, 252, 270, 287, 315, 369, 378, 410, 420, 461, 492, 540, 574, 615, 630, 738, 756, 820, 861, 922, 945, 1107, 1148, 1230, 1260, 1383, 1435, 1476, 1722, 1844, 1845, 1890, 2214, 2305, 2460, 2583, 2766, 2870, 3227, 3444, 3690, 3780, 4149, 4305, 4428, 4610, 5166, 5532, 5535, 5740, 6454, 6915, 7380, 7749, 8298, 8610, 9220, 9681, 10332, 11070, 12447, 12908, 12915, 13830, 15498, 16135, 16596, 17220, 18901, 19362, 20745, 22140, 24894, 25830, 27660, 29043, 30996, 32270, 37802, 38724, 38745, 41490, 48405, 49788, 51660, 56703, 58086, 62235, 64540, 75604, 77490, 82980, 87129, 94505, 96810, 113406, 116172, 124470, 132307, 145215, 154980, 170109, 174258, 189010, 193620, 226812, 248940, 264614, 283515, 290430, 340218, 348516, 378020, 396921, 435645, 510327, 529228, 567030, 580860, 661535, 680436, 793842, 850545, 871290, 1020654, 1134060, 1190763, 1323070, 1587684, 1701090, 1742580, 1984605, 2041308, 2381526, 2551635, 2646140, 3402180, 3572289, 3969210, 4763052, 5103270, 5953815, 7144578, 7938420, 10206540, 11907630, 14289156, 17861445, 23815260, 35722890, 71445780]

約数ペア:

[(1, 71445780), (2, 35722890), (3, 23815260), (4, 17861445), (5, 14289156), (6, 11907630), (7, 10206540), (9, 7938420), (10, 7144578), (12, 5953815), (14, 5103270), (15, 4763052), (18, 3969210), (20, 3572289), (21, 3402180), (27, 2646140), (28, 2551635), (30, 2381526), (35, 2041308), (36, 1984605), (41, 1742580), (42, 1701090), (45, 1587684), (54, 1323070), (60, 1190763), (63, 1134060), (70, 1020654), (82, 871290), (84, 850545), (90, 793842), (105, 680436), (108, 661535), (123, 580860), (126, 567030), (135, 529228), (140, 510327), (164, 435645), (180, 396921), (189, 378020), (205, 348516), (210, 340218), (246, 290430), (252, 283515), (270, 264614), (287, 248940), (315, 226812), (369, 193620), (378, 189010), (410, 174258), (420, 170109), (461, 154980), (492, 145215), (540, 132307), (574, 124470), (615, 116172), (630, 113406), (738, 96810), (756, 94505), (820, 87129), (861, 82980), (922, 77490), (945, 75604), (1107, 64540), (1148, 62235), (1230, 58086), (1260, 56703), (1383, 51660), (1435, 49788), (1476, 48405), (1722, 41490), (1844, 38745), (1845, 38724), (1890, 37802), (2214, 32270), (2305, 30996), (2460, 29043), (2583, 27660), (2766, 25830), (2870, 24894), (3227, 22140), (3444, 20745), (3690, 19362), (3780, 18901), (4149, 17220), (4305, 16596), (4428, 16135), (4610, 15498), (5166, 13830), (5532, 12915), (5535, 12908), (5740, 12447), (6454, 11070), (6915, 10332), (7380, 9681), (7749, 9220), (8298, 8610)]