181708020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 644542080

約数和(自身を除く): 462834060

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, 61, 65, 67, 76, 78, 90, 95, 114, 117, 122, 130, 134, 156, 171, 180, 183, 190, 195, 201, 228, 234, 244, 247, 260, 268, 285, 305, 335, 342, 366, 380, 390, 402, 468, 494, 549, 570, 585, 603, 610, 670, 684, 732, 741, 780, 793, 804, 855, 871, 915, 988, 1005, 1098, 1140, 1159, 1170, 1206, 1220, 1235, 1273, 1340, 1482, 1586, 1710, 1742, 1830, 2010, 2196, 2223, 2318, 2340, 2379, 2412, 2470, 2546, 2613, 2745, 2964, 3015, 3172, 3420, 3477, 3484, 3660, 3705, 3819, 3965, 4020, 4087, 4355, 4446, 4636, 4758, 4940, 5092, 5226, 5490, 5795, 6030, 6365, 6954, 7137, 7410, 7638, 7839, 7930, 8174, 8710, 8892, 9516, 10431, 10452, 10980, 11115, 11457, 11590, 11895, 12060, 12261, 12730, 13065, 13908, 14274, 14820, 15067, 15276, 15678, 15860, 16348, 16549, 17385, 17420, 19095, 20435, 20862, 22230, 22914, 23180, 23790, 24522, 25460, 26130, 28548, 30134, 31356, 33098, 34770, 35685, 36783, 38190, 39195, 40870, 41724, 44460, 45201, 45828, 47580, 49044, 49647, 52155, 52260, 53131, 57285, 60268, 61305, 66196, 69540, 71370, 73566, 75335, 76380, 77653, 78390, 81740, 82745, 90402, 99294, 104310, 106262, 114570, 122610, 135603, 142740, 147132, 148941, 150670, 155306, 156780, 159393, 165490, 180804, 183915, 198588, 208620, 212524, 226005, 229140, 232959, 245220, 248235, 265655, 271206, 297882, 301340, 310612, 318786, 330980, 367830, 388265, 452010, 465918, 478179, 496470, 531310, 542412, 595764, 637572, 678015, 698877, 735660, 744705, 776530, 796965, 904020, 931836, 956358, 992940, 1009489, 1062620, 1164795, 1356030, 1397754, 1489410, 1553060, 1593930, 1912716, 2018978, 2329590, 2390895, 2712060, 2795508, 2978820, 3028467, 3187860, 3494385, 4037956, 4659180, 4781790, 5047445, 6056934, 6988770, 9085401, 9563580, 10094890, 12113868, 13977540, 15142335, 18170802, 20189780, 30284670, 36341604, 45427005, 60569340, 90854010, 181708020]

約数ペア:

[(1, 181708020), (2, 90854010), (3, 60569340), (4, 45427005), (5, 36341604), (6, 30284670), (9, 20189780), (10, 18170802), (12, 15142335), (13, 13977540), (15, 12113868), (18, 10094890), (19, 9563580), (20, 9085401), (26, 6988770), (30, 6056934), (36, 5047445), (38, 4781790), (39, 4659180), (45, 4037956), (52, 3494385), (57, 3187860), (60, 3028467), (61, 2978820), (65, 2795508), (67, 2712060), (76, 2390895), (78, 2329590), (90, 2018978), (95, 1912716), (114, 1593930), (117, 1553060), (122, 1489410), (130, 1397754), (134, 1356030), (156, 1164795), (171, 1062620), (180, 1009489), (183, 992940), (190, 956358), (195, 931836), (201, 904020), (228, 796965), (234, 776530), (244, 744705), (247, 735660), (260, 698877), (268, 678015), (285, 637572), (305, 595764), (335, 542412), (342, 531310), (366, 496470), (380, 478179), (390, 465918), (402, 452010), (468, 388265), (494, 367830), (549, 330980), (570, 318786), (585, 310612), (603, 301340), (610, 297882), (670, 271206), (684, 265655), (732, 248235), (741, 245220), (780, 232959), (793, 229140), (804, 226005), (855, 212524), (871, 208620), (915, 198588), (988, 183915), (1005, 180804), (1098, 165490), (1140, 159393), (1159, 156780), (1170, 155306), (1206, 150670), (1220, 148941), (1235, 147132), (1273, 142740), (1340, 135603), (1482, 122610), (1586, 114570), (1710, 106262), (1742, 104310), (1830, 99294), (2010, 90402), (2196, 82745), (2223, 81740), (2318, 78390), (2340, 77653), (2379, 76380), (2412, 75335), (2470, 73566), (2546, 71370), (2613, 69540), (2745, 66196), (2964, 61305), (3015, 60268), (3172, 57285), (3420, 53131), (3477, 52260), (3484, 52155), (3660, 49647), (3705, 49044), (3819, 47580), (3965, 45828), (4020, 45201), (4087, 44460), (4355, 41724), (4446, 40870), (4636, 39195), (4758, 38190), (4940, 36783), (5092, 35685), (5226, 34770), (5490, 33098), (5795, 31356), (6030, 30134), (6365, 28548), (6954, 26130), (7137, 25460), (7410, 24522), (7638, 23790), (7839, 23180), (7930, 22914), (8174, 22230), (8710, 20862), (8892, 20435), (9516, 19095), (10431, 17420), (10452, 17385), (10980, 16549), (11115, 16348), (11457, 15860), (11590, 15678), (11895, 15276), (12060, 15067), (12261, 14820), (12730, 14274), (13065, 13908)]