149971280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110273}}^1$

素因数の和:110303

約数の個数: 40

約数和(自身を含む): 369197352

約数和(自身を除く): 219226072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 110273, 220546, 441092, 551365, 882184, 1102730, 1764368, 1874641, 2205460, 3749282, 4410920, 7498564, 8821840, 9373205, 14997128, 18746410, 29994256, 37492820, 74985640, 149971280]

約数ペア:

[(1, 149971280), (2, 74985640), (4, 37492820), (5, 29994256), (8, 18746410), (10, 14997128), (16, 9373205), (17, 8821840), (20, 7498564), (34, 4410920), (40, 3749282), (68, 2205460), (80, 1874641), (85, 1764368), (136, 1102730), (170, 882184), (272, 551365), (340, 441092), (680, 220546), (1360, 110273)]