245658840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17203}}^1$

素因数の和:17241

約数の個数: 128

約数和(自身を含む): 891855360

約数和(自身を除く): 646196520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 17203, 34406, 51609, 68812, 86015, 103218, 120421, 137624, 172030, 206436, 240842, 258045, 292451, 344060, 361263, 412872, 481684, 516090, 584902, 602105, 688120, 722526, 877353, 963368, 1032180, 1169804, 1204210, 1445052, 1462255, 1754706, 1806315, 2047157, 2064360, 2339608, 2408420, 2890104, 2924510, 3509412, 3612630, 4094314, 4386765, 4816840, 5849020, 6141471, 7018824, 7225260, 8188628, 8773530, 10235785, 11698040, 12282942, 14450520, 16377256, 17547060, 20471570, 24565884, 30707355, 35094120, 40943140, 49131768, 61414710, 81886280, 122829420, 245658840]

約数ペア:

[(1, 245658840), (2, 122829420), (3, 81886280), (4, 61414710), (5, 49131768), (6, 40943140), (7, 35094120), (8, 30707355), (10, 24565884), (12, 20471570), (14, 17547060), (15, 16377256), (17, 14450520), (20, 12282942), (21, 11698040), (24, 10235785), (28, 8773530), (30, 8188628), (34, 7225260), (35, 7018824), (40, 6141471), (42, 5849020), (51, 4816840), (56, 4386765), (60, 4094314), (68, 3612630), (70, 3509412), (84, 2924510), (85, 2890104), (102, 2408420), (105, 2339608), (119, 2064360), (120, 2047157), (136, 1806315), (140, 1754706), (168, 1462255), (170, 1445052), (204, 1204210), (210, 1169804), (238, 1032180), (255, 963368), (280, 877353), (340, 722526), (357, 688120), (408, 602105), (420, 584902), (476, 516090), (510, 481684), (595, 412872), (680, 361263), (714, 344060), (840, 292451), (952, 258045), (1020, 240842), (1190, 206436), (1428, 172030), (1785, 137624), (2040, 120421), (2380, 103218), (2856, 86015), (3570, 68812), (4760, 51609), (7140, 34406), (14280, 17203)]