205231572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 216

約数和(自身を含む): 660791040

約数和(自身を除く): 455559468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 61, 63, 78, 79, 84, 91, 117, 122, 126, 156, 158, 169, 182, 183, 234, 237, 244, 252, 273, 316, 338, 364, 366, 427, 468, 474, 507, 546, 549, 553, 676, 711, 732, 793, 819, 854, 948, 1014, 1027, 1092, 1098, 1106, 1183, 1281, 1422, 1521, 1586, 1638, 1659, 1708, 2028, 2054, 2196, 2212, 2366, 2379, 2562, 2844, 3042, 3081, 3172, 3276, 3318, 3549, 3843, 4108, 4732, 4758, 4819, 4977, 5124, 5551, 6084, 6162, 6636, 7098, 7137, 7189, 7686, 9243, 9516, 9638, 9954, 10309, 10647, 11102, 12324, 13351, 14196, 14274, 14378, 14457, 15372, 16653, 18486, 19276, 19908, 20618, 21294, 21567, 22204, 26702, 28548, 28756, 28914, 30927, 33306, 33733, 36972, 40053, 41236, 42588, 43134, 43371, 49959, 53404, 57828, 61854, 62647, 64701, 66612, 67466, 72163, 80106, 86268, 86742, 92781, 93457, 99918, 101199, 120159, 123708, 125294, 129402, 134932, 144326, 160212, 173484, 185562, 186914, 187941, 199836, 202398, 216489, 240318, 250588, 258804, 280371, 288652, 303597, 371124, 373828, 375882, 404796, 432978, 438529, 480636, 560742, 563823, 607194, 649467, 751764, 814411, 841113, 865956, 877058, 1121484, 1127646, 1214388, 1298934, 1315587, 1628822, 1682226, 1754116, 2255292, 2443233, 2597868, 2631174, 3257644, 3364452, 3946761, 4886466, 5262348, 5700877, 7329699, 7893522, 9772932, 11401754, 14659398, 15787044, 17102631, 22803508, 29318796, 34205262, 51307893, 68410524, 102615786, 205231572]

約数ペア:

[(1, 205231572), (2, 102615786), (3, 68410524), (4, 51307893), (6, 34205262), (7, 29318796), (9, 22803508), (12, 17102631), (13, 15787044), (14, 14659398), (18, 11401754), (21, 9772932), (26, 7893522), (28, 7329699), (36, 5700877), (39, 5262348), (42, 4886466), (52, 3946761), (61, 3364452), (63, 3257644), (78, 2631174), (79, 2597868), (84, 2443233), (91, 2255292), (117, 1754116), (122, 1682226), (126, 1628822), (156, 1315587), (158, 1298934), (169, 1214388), (182, 1127646), (183, 1121484), (234, 877058), (237, 865956), (244, 841113), (252, 814411), (273, 751764), (316, 649467), (338, 607194), (364, 563823), (366, 560742), (427, 480636), (468, 438529), (474, 432978), (507, 404796), (546, 375882), (549, 373828), (553, 371124), (676, 303597), (711, 288652), (732, 280371), (793, 258804), (819, 250588), (854, 240318), (948, 216489), (1014, 202398), (1027, 199836), (1092, 187941), (1098, 186914), (1106, 185562), (1183, 173484), (1281, 160212), (1422, 144326), (1521, 134932), (1586, 129402), (1638, 125294), (1659, 123708), (1708, 120159), (2028, 101199), (2054, 99918), (2196, 93457), (2212, 92781), (2366, 86742), (2379, 86268), (2562, 80106), (2844, 72163), (3042, 67466), (3081, 66612), (3172, 64701), (3276, 62647), (3318, 61854), (3549, 57828), (3843, 53404), (4108, 49959), (4732, 43371), (4758, 43134), (4819, 42588), (4977, 41236), (5124, 40053), (5551, 36972), (6084, 33733), (6162, 33306), (6636, 30927), (7098, 28914), (7137, 28756), (7189, 28548), (7686, 26702), (9243, 22204), (9516, 21567), (9638, 21294), (9954, 20618), (10309, 19908), (10647, 19276), (11102, 18486), (12324, 16653), (13351, 15372), (14196, 14457), (14274, 14378)]