131317740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12799}}^1$

素因数の和:12836

約数の個数: 96

約数和(自身を含む): 430080000

約数和(自身を除く): 298762260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 12799, 25598, 38397, 51196, 63995, 76794, 115191, 127990, 153588, 191985, 230382, 243181, 255980, 345573, 383970, 460764, 486362, 575955, 691146, 729543, 767940, 972724, 1151910, 1215905, 1382292, 1459086, 1727865, 2188629, 2303820, 2431810, 2918172, 3455730, 3647715, 4377258, 4863620, 6565887, 6911460, 7295430, 8754516, 10943145, 13131774, 14590860, 21886290, 26263548, 32829435, 43772580, 65658870, 131317740]

約数ペア:

[(1, 131317740), (2, 65658870), (3, 43772580), (4, 32829435), (5, 26263548), (6, 21886290), (9, 14590860), (10, 13131774), (12, 10943145), (15, 8754516), (18, 7295430), (19, 6911460), (20, 6565887), (27, 4863620), (30, 4377258), (36, 3647715), (38, 3455730), (45, 2918172), (54, 2431810), (57, 2303820), (60, 2188629), (76, 1727865), (90, 1459086), (95, 1382292), (108, 1215905), (114, 1151910), (135, 972724), (171, 767940), (180, 729543), (190, 691146), (228, 575955), (270, 486362), (285, 460764), (342, 383970), (380, 345573), (513, 255980), (540, 243181), (570, 230382), (684, 191985), (855, 153588), (1026, 127990), (1140, 115191), (1710, 76794), (2052, 63995), (2565, 51196), (3420, 38397), (5130, 25598), (10260, 12799)]