859659400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 2158455600

約数和(自身を除く): 1298796200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 107, 136, 139, 170, 200, 214, 278, 289, 340, 425, 428, 535, 556, 578, 680, 695, 850, 856, 1070, 1112, 1156, 1390, 1445, 1700, 1819, 2140, 2312, 2363, 2675, 2780, 2890, 3400, 3475, 3638, 4280, 4726, 5350, 5560, 5780, 6950, 7225, 7276, 9095, 9452, 10700, 11560, 11815, 13900, 14450, 14552, 14873, 18190, 18904, 21400, 23630, 27800, 28900, 29746, 30923, 36380, 40171, 45475, 47260, 57800, 59075, 59492, 61846, 72760, 74365, 80342, 90950, 94520, 118150, 118984, 123692, 148730, 154615, 160684, 181900, 200855, 236300, 247384, 252841, 297460, 309230, 321368, 363800, 371825, 401710, 472600, 505682, 594920, 618460, 743650, 773075, 803420, 1004275, 1011364, 1236920, 1264205, 1487300, 1546150, 1606840, 2008550, 2022728, 2528410, 2974600, 3092300, 4017100, 4298297, 5056820, 6184600, 6321025, 8034200, 8596594, 10113640, 12642050, 17193188, 21491485, 25284100, 34386376, 42982970, 50568200, 85965940, 107457425, 171931880, 214914850, 429829700, 859659400]

約数ペア:

[(1, 859659400), (2, 429829700), (4, 214914850), (5, 171931880), (8, 107457425), (10, 85965940), (17, 50568200), (20, 42982970), (25, 34386376), (34, 25284100), (40, 21491485), (50, 17193188), (68, 12642050), (85, 10113640), (100, 8596594), (107, 8034200), (136, 6321025), (139, 6184600), (170, 5056820), (200, 4298297), (214, 4017100), (278, 3092300), (289, 2974600), (340, 2528410), (425, 2022728), (428, 2008550), (535, 1606840), (556, 1546150), (578, 1487300), (680, 1264205), (695, 1236920), (850, 1011364), (856, 1004275), (1070, 803420), (1112, 773075), (1156, 743650), (1390, 618460), (1445, 594920), (1700, 505682), (1819, 472600), (2140, 401710), (2312, 371825), (2363, 363800), (2675, 321368), (2780, 309230), (2890, 297460), (3400, 252841), (3475, 247384), (3638, 236300), (4280, 200855), (4726, 181900), (5350, 160684), (5560, 154615), (5780, 148730), (6950, 123692), (7225, 118984), (7276, 118150), (9095, 94520), (9452, 90950), (10700, 80342), (11560, 74365), (11815, 72760), (13900, 61846), (14450, 59492), (14552, 59075), (14873, 57800), (18190, 47260), (18904, 45475), (21400, 40171), (23630, 36380), (27800, 30923), (28900, 29746)]