123536280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 256

約数和(自身を含む): 461583360

約数和(自身を除く): 338047080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 41, 42, 51, 56, 60, 68, 70, 82, 84, 85, 102, 105, 119, 120, 123, 136, 140, 164, 168, 170, 204, 205, 210, 211, 238, 246, 255, 280, 287, 328, 340, 357, 408, 410, 420, 422, 476, 492, 510, 574, 595, 615, 633, 680, 697, 714, 820, 840, 844, 861, 952, 984, 1020, 1055, 1148, 1190, 1230, 1266, 1394, 1428, 1435, 1477, 1640, 1688, 1722, 1785, 2040, 2091, 2110, 2296, 2380, 2460, 2532, 2788, 2856, 2870, 2954, 3165, 3444, 3485, 3570, 3587, 4182, 4220, 4305, 4431, 4760, 4879, 4920, 5064, 5576, 5740, 5908, 6330, 6888, 6970, 7140, 7174, 7385, 8364, 8440, 8610, 8651, 8862, 9758, 10455, 10761, 11480, 11816, 12660, 13940, 14280, 14348, 14637, 14770, 16728, 17220, 17302, 17724, 17935, 19516, 20910, 21522, 22155, 24395, 25109, 25320, 25953, 27880, 28696, 29274, 29540, 34440, 34604, 35448, 35870, 39032, 41820, 43044, 43255, 44310, 48790, 50218, 51906, 53805, 58548, 59080, 60557, 69208, 71740, 73185, 75327, 83640, 86088, 86510, 88620, 97580, 100436, 103812, 107610, 117096, 121114, 125545, 129765, 143480, 146370, 147067, 150654, 173020, 177240, 181671, 195160, 200872, 207624, 215220, 242228, 251090, 259530, 292740, 294134, 301308, 302785, 346040, 363342, 376635, 430440, 441201, 484456, 502180, 519060, 585480, 588268, 602616, 605570, 726684, 735335, 753270, 882402, 908355, 1004360, 1029469, 1038120, 1176536, 1211140, 1453368, 1470670, 1506540, 1764804, 1816710, 2058938, 2206005, 2422280, 2941340, 3013080, 3088407, 3529608, 3633420, 4117876, 4412010, 5147345, 5882680, 6176814, 7266840, 8235752, 8824020, 10294690, 12353628, 15442035, 17648040, 20589380, 24707256, 30884070, 41178760, 61768140, 123536280]

約数ペア:

[(1, 123536280), (2, 61768140), (3, 41178760), (4, 30884070), (5, 24707256), (6, 20589380), (7, 17648040), (8, 15442035), (10, 12353628), (12, 10294690), (14, 8824020), (15, 8235752), (17, 7266840), (20, 6176814), (21, 5882680), (24, 5147345), (28, 4412010), (30, 4117876), (34, 3633420), (35, 3529608), (40, 3088407), (41, 3013080), (42, 2941340), (51, 2422280), (56, 2206005), (60, 2058938), (68, 1816710), (70, 1764804), (82, 1506540), (84, 1470670), (85, 1453368), (102, 1211140), (105, 1176536), (119, 1038120), (120, 1029469), (123, 1004360), (136, 908355), (140, 882402), (164, 753270), (168, 735335), (170, 726684), (204, 605570), (205, 602616), (210, 588268), (211, 585480), (238, 519060), (246, 502180), (255, 484456), (280, 441201), (287, 430440), (328, 376635), (340, 363342), (357, 346040), (408, 302785), (410, 301308), (420, 294134), (422, 292740), (476, 259530), (492, 251090), (510, 242228), (574, 215220), (595, 207624), (615, 200872), (633, 195160), (680, 181671), (697, 177240), (714, 173020), (820, 150654), (840, 147067), (844, 146370), (861, 143480), (952, 129765), (984, 125545), (1020, 121114), (1055, 117096), (1148, 107610), (1190, 103812), (1230, 100436), (1266, 97580), (1394, 88620), (1428, 86510), (1435, 86088), (1477, 83640), (1640, 75327), (1688, 73185), (1722, 71740), (1785, 69208), (2040, 60557), (2091, 59080), (2110, 58548), (2296, 53805), (2380, 51906), (2460, 50218), (2532, 48790), (2788, 44310), (2856, 43255), (2870, 43044), (2954, 41820), (3165, 39032), (3444, 35870), (3485, 35448), (3570, 34604), (3587, 34440), (4182, 29540), (4220, 29274), (4305, 28696), (4431, 27880), (4760, 25953), (4879, 25320), (4920, 25109), (5064, 24395), (5576, 22155), (5740, 21522), (5908, 20910), (6330, 19516), (6888, 17935), (6970, 17724), (7140, 17302), (7174, 17220), (7385, 16728), (8364, 14770), (8440, 14637), (8610, 14348), (8651, 14280), (8862, 13940), (9758, 12660), (10455, 11816), (10761, 11480)]