12287600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 33904080

約数和(自身を除く): 21616480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 80, 85, 100, 104, 130, 136, 139, 170, 200, 208, 221, 260, 272, 278, 325, 340, 400, 425, 442, 520, 556, 650, 680, 695, 850, 884, 1040, 1105, 1112, 1300, 1360, 1390, 1700, 1768, 1807, 2210, 2224, 2363, 2600, 2780, 3400, 3475, 3536, 3614, 4420, 4726, 5200, 5525, 5560, 6800, 6950, 7228, 8840, 9035, 9452, 11050, 11120, 11815, 13900, 14456, 17680, 18070, 18904, 22100, 23630, 27800, 28912, 30719, 36140, 37808, 44200, 45175, 47260, 55600, 59075, 61438, 72280, 88400, 90350, 94520, 118150, 122876, 144560, 153595, 180700, 189040, 236300, 245752, 307190, 361400, 472600, 491504, 614380, 722800, 767975, 945200, 1228760, 1535950, 2457520, 3071900, 6143800, 12287600]

約数ペア:

[(1, 12287600), (2, 6143800), (4, 3071900), (5, 2457520), (8, 1535950), (10, 1228760), (13, 945200), (16, 767975), (17, 722800), (20, 614380), (25, 491504), (26, 472600), (34, 361400), (40, 307190), (50, 245752), (52, 236300), (65, 189040), (68, 180700), (80, 153595), (85, 144560), (100, 122876), (104, 118150), (130, 94520), (136, 90350), (139, 88400), (170, 72280), (200, 61438), (208, 59075), (221, 55600), (260, 47260), (272, 45175), (278, 44200), (325, 37808), (340, 36140), (400, 30719), (425, 28912), (442, 27800), (520, 23630), (556, 22100), (650, 18904), (680, 18070), (695, 17680), (850, 14456), (884, 13900), (1040, 11815), (1105, 11120), (1112, 11050), (1300, 9452), (1360, 9035), (1390, 8840), (1700, 7228), (1768, 6950), (1807, 6800), (2210, 5560), (2224, 5525), (2363, 5200), (2600, 4726), (2780, 4420), (3400, 3614), (3475, 3536)]