87389820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:465

約数の個数: 192

約数和(自身を含む): 316646400

約数和(自身を除く): 229256580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 84, 90, 105, 108, 122, 126, 135, 140, 180, 183, 189, 210, 244, 252, 270, 305, 315, 366, 378, 379, 420, 427, 540, 549, 610, 630, 732, 756, 758, 854, 915, 945, 1098, 1137, 1220, 1260, 1281, 1516, 1647, 1708, 1830, 1890, 1895, 2135, 2196, 2274, 2562, 2653, 2745, 3294, 3411, 3660, 3780, 3790, 3843, 4270, 4548, 5124, 5306, 5490, 5685, 6405, 6588, 6822, 7580, 7686, 7959, 8235, 8540, 10233, 10612, 10980, 11370, 11529, 12810, 13265, 13644, 15372, 15918, 16470, 17055, 19215, 20466, 22740, 23058, 23119, 23877, 25620, 26530, 31836, 32940, 34110, 38430, 39795, 40932, 46116, 46238, 47754, 51165, 53060, 57645, 68220, 69357, 71631, 76860, 79590, 92476, 95508, 102330, 115290, 115595, 119385, 138714, 143262, 159180, 161833, 204660, 208071, 230580, 231190, 238770, 277428, 286524, 323666, 346785, 358155, 416142, 462380, 477540, 485499, 624213, 647332, 693570, 716310, 809165, 832284, 970998, 1040355, 1248426, 1387140, 1432620, 1456497, 1618330, 1941996, 2080710, 2427495, 2496852, 2912994, 3121065, 3236660, 4161420, 4369491, 4854990, 5825988, 6242130, 7282485, 8738982, 9709980, 12484260, 14564970, 17477964, 21847455, 29129940, 43694910, 87389820]

約数ペア:

[(1, 87389820), (2, 43694910), (3, 29129940), (4, 21847455), (5, 17477964), (6, 14564970), (7, 12484260), (9, 9709980), (10, 8738982), (12, 7282485), (14, 6242130), (15, 5825988), (18, 4854990), (20, 4369491), (21, 4161420), (27, 3236660), (28, 3121065), (30, 2912994), (35, 2496852), (36, 2427495), (42, 2080710), (45, 1941996), (54, 1618330), (60, 1456497), (61, 1432620), (63, 1387140), (70, 1248426), (84, 1040355), (90, 970998), (105, 832284), (108, 809165), (122, 716310), (126, 693570), (135, 647332), (140, 624213), (180, 485499), (183, 477540), (189, 462380), (210, 416142), (244, 358155), (252, 346785), (270, 323666), (305, 286524), (315, 277428), (366, 238770), (378, 231190), (379, 230580), (420, 208071), (427, 204660), (540, 161833), (549, 159180), (610, 143262), (630, 138714), (732, 119385), (756, 115595), (758, 115290), (854, 102330), (915, 95508), (945, 92476), (1098, 79590), (1137, 76860), (1220, 71631), (1260, 69357), (1281, 68220), (1516, 57645), (1647, 53060), (1708, 51165), (1830, 47754), (1890, 46238), (1895, 46116), (2135, 40932), (2196, 39795), (2274, 38430), (2562, 34110), (2653, 32940), (2745, 31836), (3294, 26530), (3411, 25620), (3660, 23877), (3780, 23119), (3790, 23058), (3843, 22740), (4270, 20466), (4548, 19215), (5124, 17055), (5306, 16470), (5490, 15918), (5685, 15372), (6405, 13644), (6588, 13265), (6822, 12810), (7580, 11529), (7686, 11370), (7959, 10980), (8235, 10612), (8540, 10233)]