168079140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3907}}^1$

素因数の和:4161

約数の個数: 72

約数和(自身を含む): 512104320

約数和(自身を除く): 344025180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 3907, 4302, 4780, 7170, 7814, 8604, 10755, 11721, 14340, 15628, 19535, 21510, 23442, 35163, 39070, 43020, 46884, 58605, 70326, 78140, 117210, 140652, 175815, 234420, 351630, 703260, 933773, 1867546, 2801319, 3735092, 4668865, 5602638, 8403957, 9337730, 11205276, 14006595, 16807914, 18675460, 28013190, 33615828, 42019785, 56026380, 84039570, 168079140]

約数ペア:

[(1, 168079140), (2, 84039570), (3, 56026380), (4, 42019785), (5, 33615828), (6, 28013190), (9, 18675460), (10, 16807914), (12, 14006595), (15, 11205276), (18, 9337730), (20, 8403957), (30, 5602638), (36, 4668865), (45, 3735092), (60, 2801319), (90, 1867546), (180, 933773), (239, 703260), (478, 351630), (717, 234420), (956, 175815), (1195, 140652), (1434, 117210), (2151, 78140), (2390, 70326), (2868, 58605), (3585, 46884), (3907, 43020), (4302, 39070), (4780, 35163), (7170, 23442), (7814, 21510), (8604, 19535), (10755, 15628), (11721, 14340)]