78020460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3259}}^1$

素因数の和:3300

約数の個数: 144

約数和(自身を含む): 284793600

約数和(自身を除く): 206773140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3259, 3420, 3990, 4788, 5985, 6518, 7980, 9777, 11970, 13036, 16295, 19554, 22813, 23940, 29331, 32590, 39108, 45626, 48885, 58662, 61921, 65180, 68439, 91252, 97770, 114065, 117324, 123842, 136878, 146655, 185763, 195540, 205317, 228130, 247684, 273756, 293310, 309605, 342195, 371526, 410634, 433447, 456260, 557289, 586620, 619210, 684390, 743052, 821268, 866894, 928815, 1026585, 1114578, 1238420, 1300341, 1368780, 1733788, 1857630, 2053170, 2167235, 2229156, 2600682, 2786445, 3715260, 3901023, 4106340, 4334470, 5201364, 5572890, 6501705, 7802046, 8668940, 11145780, 13003410, 15604092, 19505115, 26006820, 39010230, 78020460]

約数ペア:

[(1, 78020460), (2, 39010230), (3, 26006820), (4, 19505115), (5, 15604092), (6, 13003410), (7, 11145780), (9, 8668940), (10, 7802046), (12, 6501705), (14, 5572890), (15, 5201364), (18, 4334470), (19, 4106340), (20, 3901023), (21, 3715260), (28, 2786445), (30, 2600682), (35, 2229156), (36, 2167235), (38, 2053170), (42, 1857630), (45, 1733788), (57, 1368780), (60, 1300341), (63, 1238420), (70, 1114578), (76, 1026585), (84, 928815), (90, 866894), (95, 821268), (105, 743052), (114, 684390), (126, 619210), (133, 586620), (140, 557289), (171, 456260), (180, 433447), (190, 410634), (210, 371526), (228, 342195), (252, 309605), (266, 293310), (285, 273756), (315, 247684), (342, 228130), (380, 205317), (399, 195540), (420, 185763), (532, 146655), (570, 136878), (630, 123842), (665, 117324), (684, 114065), (798, 97770), (855, 91252), (1140, 68439), (1197, 65180), (1260, 61921), (1330, 58662), (1596, 48885), (1710, 45626), (1995, 39108), (2394, 32590), (2660, 29331), (3259, 23940), (3420, 22813), (3990, 19554), (4788, 16295), (5985, 13036), (6518, 11970), (7980, 9777)]