7839780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 26013120

約数和(自身を除く): 18173340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 23, 26, 30, 38, 39, 46, 52, 57, 60, 65, 69, 76, 78, 92, 95, 114, 115, 130, 138, 156, 190, 195, 228, 230, 247, 260, 276, 285, 299, 345, 380, 390, 437, 460, 494, 529, 570, 598, 690, 741, 780, 874, 897, 988, 1058, 1140, 1196, 1235, 1311, 1380, 1482, 1495, 1587, 1748, 1794, 2116, 2185, 2470, 2622, 2645, 2964, 2990, 3174, 3588, 3705, 4370, 4485, 4940, 5244, 5290, 5681, 5980, 6348, 6555, 6877, 7410, 7935, 8740, 8970, 10051, 10580, 11362, 13110, 13754, 14820, 15870, 17043, 17940, 20102, 20631, 22724, 26220, 27508, 28405, 30153, 31740, 34086, 34385, 40204, 41262, 50255, 56810, 60306, 68172, 68770, 82524, 85215, 100510, 103155, 113620, 120612, 130663, 137540, 150765, 170430, 201020, 206310, 261326, 301530, 340860, 391989, 412620, 522652, 603060, 653315, 783978, 1306630, 1567956, 1959945, 2613260, 3919890, 7839780]

約数ペア:

[(1, 7839780), (2, 3919890), (3, 2613260), (4, 1959945), (5, 1567956), (6, 1306630), (10, 783978), (12, 653315), (13, 603060), (15, 522652), (19, 412620), (20, 391989), (23, 340860), (26, 301530), (30, 261326), (38, 206310), (39, 201020), (46, 170430), (52, 150765), (57, 137540), (60, 130663), (65, 120612), (69, 113620), (76, 103155), (78, 100510), (92, 85215), (95, 82524), (114, 68770), (115, 68172), (130, 60306), (138, 56810), (156, 50255), (190, 41262), (195, 40204), (228, 34385), (230, 34086), (247, 31740), (260, 30153), (276, 28405), (285, 27508), (299, 26220), (345, 22724), (380, 20631), (390, 20102), (437, 17940), (460, 17043), (494, 15870), (529, 14820), (570, 13754), (598, 13110), (690, 11362), (741, 10580), (780, 10051), (874, 8970), (897, 8740), (988, 7935), (1058, 7410), (1140, 6877), (1196, 6555), (1235, 6348), (1311, 5980), (1380, 5681), (1482, 5290), (1495, 5244), (1587, 4940), (1748, 4485), (1794, 4370), (2116, 3705), (2185, 3588), (2470, 3174), (2622, 2990), (2645, 2964)]