15520860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 108

約数和(自身を含む): 49517832

約数和(自身を除く): 33996972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 163, 180, 207, 230, 276, 326, 345, 414, 460, 489, 529, 652, 690, 815, 828, 978, 1035, 1058, 1380, 1467, 1587, 1630, 1956, 2070, 2116, 2445, 2645, 2934, 3174, 3260, 3749, 4140, 4761, 4890, 5290, 5868, 6348, 7335, 7498, 7935, 9522, 9780, 10580, 11247, 14670, 14996, 15870, 18745, 19044, 22494, 23805, 29340, 31740, 33741, 37490, 44988, 47610, 56235, 67482, 74980, 86227, 95220, 112470, 134964, 168705, 172454, 224940, 258681, 337410, 344908, 431135, 517362, 674820, 776043, 862270, 1034724, 1293405, 1552086, 1724540, 2586810, 3104172, 3880215, 5173620, 7760430, 15520860]

約数ペア:

[(1, 15520860), (2, 7760430), (3, 5173620), (4, 3880215), (5, 3104172), (6, 2586810), (9, 1724540), (10, 1552086), (12, 1293405), (15, 1034724), (18, 862270), (20, 776043), (23, 674820), (30, 517362), (36, 431135), (45, 344908), (46, 337410), (60, 258681), (69, 224940), (90, 172454), (92, 168705), (115, 134964), (138, 112470), (163, 95220), (180, 86227), (207, 74980), (230, 67482), (276, 56235), (326, 47610), (345, 44988), (414, 37490), (460, 33741), (489, 31740), (529, 29340), (652, 23805), (690, 22494), (815, 19044), (828, 18745), (978, 15870), (1035, 14996), (1058, 14670), (1380, 11247), (1467, 10580), (1587, 9780), (1630, 9522), (1956, 7935), (2070, 7498), (2116, 7335), (2445, 6348), (2645, 5868), (2934, 5290), (3174, 4890), (3260, 4761), (3749, 4140)]