148997380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 369976320

約数和(自身を除く): 220978940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 73, 122, 140, 146, 239, 244, 292, 305, 365, 427, 478, 511, 610, 730, 854, 956, 1022, 1195, 1220, 1460, 1673, 1708, 2044, 2135, 2390, 2555, 3346, 4270, 4453, 4780, 5110, 6692, 8365, 8540, 8906, 10220, 14579, 16730, 17447, 17812, 22265, 29158, 31171, 33460, 34894, 44530, 58316, 62342, 69788, 72895, 87235, 89060, 102053, 122129, 124684, 145790, 155855, 174470, 204106, 244258, 291580, 311710, 348940, 408212, 488516, 510265, 610645, 623420, 1020530, 1064267, 1221290, 2041060, 2128534, 2442580, 4257068, 5321335, 7449869, 10642670, 14899738, 21285340, 29799476, 37249345, 74498690, 148997380]

約数ペア:

[(1, 148997380), (2, 74498690), (4, 37249345), (5, 29799476), (7, 21285340), (10, 14899738), (14, 10642670), (20, 7449869), (28, 5321335), (35, 4257068), (61, 2442580), (70, 2128534), (73, 2041060), (122, 1221290), (140, 1064267), (146, 1020530), (239, 623420), (244, 610645), (292, 510265), (305, 488516), (365, 408212), (427, 348940), (478, 311710), (511, 291580), (610, 244258), (730, 204106), (854, 174470), (956, 155855), (1022, 145790), (1195, 124684), (1220, 122129), (1460, 102053), (1673, 89060), (1708, 87235), (2044, 72895), (2135, 69788), (2390, 62342), (2555, 58316), (3346, 44530), (4270, 34894), (4453, 33460), (4780, 31171), (5110, 29158), (6692, 22265), (8365, 17812), (8540, 17447), (8906, 16730), (10220, 14579)]