15969720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 53524800

約数和(自身を除く): 37555080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 353, 377, 390, 435, 520, 580, 696, 706, 754, 780, 870, 1059, 1131, 1160, 1412, 1508, 1560, 1740, 1765, 1885, 2118, 2262, 2824, 3016, 3480, 3530, 3770, 4236, 4524, 4589, 5295, 5655, 7060, 7540, 8472, 9048, 9178, 10237, 10590, 11310, 13767, 14120, 15080, 18356, 20474, 21180, 22620, 22945, 27534, 30711, 36712, 40948, 42360, 45240, 45890, 51185, 55068, 61422, 68835, 81896, 91780, 102370, 110136, 122844, 133081, 137670, 153555, 183560, 204740, 245688, 266162, 275340, 307110, 399243, 409480, 532324, 550680, 614220, 665405, 798486, 1064648, 1228440, 1330810, 1596972, 1996215, 2661620, 3193944, 3992430, 5323240, 7984860, 15969720]

約数ペア:

[(1, 15969720), (2, 7984860), (3, 5323240), (4, 3992430), (5, 3193944), (6, 2661620), (8, 1996215), (10, 1596972), (12, 1330810), (13, 1228440), (15, 1064648), (20, 798486), (24, 665405), (26, 614220), (29, 550680), (30, 532324), (39, 409480), (40, 399243), (52, 307110), (58, 275340), (60, 266162), (65, 245688), (78, 204740), (87, 183560), (104, 153555), (116, 137670), (120, 133081), (130, 122844), (145, 110136), (156, 102370), (174, 91780), (195, 81896), (232, 68835), (260, 61422), (290, 55068), (312, 51185), (348, 45890), (353, 45240), (377, 42360), (390, 40948), (435, 36712), (520, 30711), (580, 27534), (696, 22945), (706, 22620), (754, 21180), (780, 20474), (870, 18356), (1059, 15080), (1131, 14120), (1160, 13767), (1412, 11310), (1508, 10590), (1560, 10237), (1740, 9178), (1765, 9048), (1885, 8472), (2118, 7540), (2262, 7060), (2824, 5655), (3016, 5295), (3480, 4589), (3530, 4524), (3770, 4236)]