90387180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 314535312

約数和(自身を除く): 224148132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 107, 114, 117, 130, 156, 171, 180, 190, 195, 214, 228, 234, 247, 260, 285, 321, 342, 361, 380, 390, 428, 468, 494, 535, 570, 585, 642, 684, 722, 741, 780, 855, 963, 988, 1070, 1083, 1140, 1170, 1235, 1284, 1391, 1444, 1482, 1605, 1710, 1805, 1926, 2033, 2140, 2166, 2223, 2340, 2470, 2782, 2964, 3210, 3249, 3420, 3610, 3705, 3852, 4066, 4173, 4332, 4446, 4693, 4815, 4940, 5415, 5564, 6099, 6420, 6498, 6955, 7220, 7410, 8132, 8346, 8892, 9386, 9630, 10165, 10830, 11115, 12198, 12519, 12996, 13910, 14079, 14820, 16245, 16692, 18297, 18772, 19260, 20330, 20865, 21660, 22230, 23465, 24396, 25038, 26429, 27820, 28158, 30495, 32490, 36594, 38627, 40660, 41730, 42237, 44460, 46930, 50076, 52858, 56316, 60990, 62595, 64980, 70395, 73188, 77254, 79287, 83460, 84474, 91485, 93860, 105716, 115881, 121980, 125190, 132145, 140790, 154508, 158574, 168948, 182970, 193135, 211185, 231762, 237861, 250380, 264290, 281580, 317148, 347643, 365940, 386270, 396435, 422370, 463524, 475722, 502151, 528580, 579405, 695286, 772540, 792870, 844740, 951444, 1004302, 1158810, 1189305, 1390572, 1506453, 1585740, 1738215, 2008604, 2317620, 2378610, 2510755, 3012906, 3476430, 4519359, 4757220, 5021510, 6025812, 6952860, 7532265, 9038718, 10043020, 15064530, 18077436, 22596795, 30129060, 45193590, 90387180]

約数ペア:

[(1, 90387180), (2, 45193590), (3, 30129060), (4, 22596795), (5, 18077436), (6, 15064530), (9, 10043020), (10, 9038718), (12, 7532265), (13, 6952860), (15, 6025812), (18, 5021510), (19, 4757220), (20, 4519359), (26, 3476430), (30, 3012906), (36, 2510755), (38, 2378610), (39, 2317620), (45, 2008604), (52, 1738215), (57, 1585740), (60, 1506453), (65, 1390572), (76, 1189305), (78, 1158810), (90, 1004302), (95, 951444), (107, 844740), (114, 792870), (117, 772540), (130, 695286), (156, 579405), (171, 528580), (180, 502151), (190, 475722), (195, 463524), (214, 422370), (228, 396435), (234, 386270), (247, 365940), (260, 347643), (285, 317148), (321, 281580), (342, 264290), (361, 250380), (380, 237861), (390, 231762), (428, 211185), (468, 193135), (494, 182970), (535, 168948), (570, 158574), (585, 154508), (642, 140790), (684, 132145), (722, 125190), (741, 121980), (780, 115881), (855, 105716), (963, 93860), (988, 91485), (1070, 84474), (1083, 83460), (1140, 79287), (1170, 77254), (1235, 73188), (1284, 70395), (1391, 64980), (1444, 62595), (1482, 60990), (1605, 56316), (1710, 52858), (1805, 50076), (1926, 46930), (2033, 44460), (2140, 42237), (2166, 41730), (2223, 40660), (2340, 38627), (2470, 36594), (2782, 32490), (2964, 30495), (3210, 28158), (3249, 27820), (3420, 26429), (3610, 25038), (3705, 24396), (3852, 23465), (4066, 22230), (4173, 21660), (4332, 20865), (4446, 20330), (4693, 19260), (4815, 18772), (4940, 18297), (5415, 16692), (5564, 16245), (6099, 14820), (6420, 14079), (6498, 13910), (6955, 12996), (7220, 12519), (7410, 12198), (8132, 11115), (8346, 10830), (8892, 10165), (9386, 9630)]