153981240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:342

約数の個数: 256

約数和(自身を含む): 574801920

約数和(自身を除く): 420820680

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, 238, 246, 255, 263, 280, 287, 328, 340, 357, 408, 410, 420, 476, 492, 510, 526, 574, 595, 615, 680, 697, 714, 789, 820, 840, 861, 952, 984, 1020, 1052, 1148, 1190, 1230, 1315, 1394, 1428, 1435, 1578, 1640, 1722, 1785, 1841, 2040, 2091, 2104, 2296, 2380, 2460, 2630, 2788, 2856, 2870, 3156, 3444, 3485, 3570, 3682, 3945, 4182, 4305, 4471, 4760, 4879, 4920, 5260, 5523, 5576, 5740, 6312, 6888, 6970, 7140, 7364, 7890, 8364, 8610, 8942, 9205, 9758, 10455, 10520, 10783, 11046, 11480, 13413, 13940, 14280, 14637, 14728, 15780, 16728, 17220, 17884, 18410, 19516, 20910, 21566, 22092, 22355, 24395, 26826, 27615, 27880, 29274, 31297, 31560, 32349, 34440, 35768, 36820, 39032, 41820, 43132, 44184, 44710, 48790, 53652, 53915, 55230, 58548, 62594, 64698, 67065, 73185, 73640, 75481, 83640, 86264, 89420, 93891, 97580, 107304, 107830, 110460, 117096, 125188, 129396, 134130, 146370, 150962, 156485, 161745, 178840, 183311, 187782, 195160, 215660, 220920, 226443, 250376, 258792, 268260, 292740, 301924, 312970, 323490, 366622, 375564, 377405, 431320, 452886, 469455, 536520, 549933, 585480, 603848, 625940, 646980, 733244, 751128, 754810, 905772, 916555, 938910, 1099866, 1132215, 1251880, 1283177, 1293960, 1466488, 1509620, 1811544, 1833110, 1877820, 2199732, 2264430, 2566354, 2749665, 3019240, 3666220, 3755640, 3849531, 4399464, 4528860, 5132708, 5499330, 6415885, 7332440, 7699062, 9057720, 10265416, 10998660, 12831770, 15398124, 19247655, 21997320, 25663540, 30796248, 38495310, 51327080, 76990620, 153981240]

約数ペア:

[(1, 153981240), (2, 76990620), (3, 51327080), (4, 38495310), (5, 30796248), (6, 25663540), (7, 21997320), (8, 19247655), (10, 15398124), (12, 12831770), (14, 10998660), (15, 10265416), (17, 9057720), (20, 7699062), (21, 7332440), (24, 6415885), (28, 5499330), (30, 5132708), (34, 4528860), (35, 4399464), (40, 3849531), (41, 3755640), (42, 3666220), (51, 3019240), (56, 2749665), (60, 2566354), (68, 2264430), (70, 2199732), (82, 1877820), (84, 1833110), (85, 1811544), (102, 1509620), (105, 1466488), (119, 1293960), (120, 1283177), (123, 1251880), (136, 1132215), (140, 1099866), (164, 938910), (168, 916555), (170, 905772), (204, 754810), (205, 751128), (210, 733244), (238, 646980), (246, 625940), (255, 603848), (263, 585480), (280, 549933), (287, 536520), (328, 469455), (340, 452886), (357, 431320), (408, 377405), (410, 375564), (420, 366622), (476, 323490), (492, 312970), (510, 301924), (526, 292740), (574, 268260), (595, 258792), (615, 250376), (680, 226443), (697, 220920), (714, 215660), (789, 195160), (820, 187782), (840, 183311), (861, 178840), (952, 161745), (984, 156485), (1020, 150962), (1052, 146370), (1148, 134130), (1190, 129396), (1230, 125188), (1315, 117096), (1394, 110460), (1428, 107830), (1435, 107304), (1578, 97580), (1640, 93891), (1722, 89420), (1785, 86264), (1841, 83640), (2040, 75481), (2091, 73640), (2104, 73185), (2296, 67065), (2380, 64698), (2460, 62594), (2630, 58548), (2788, 55230), (2856, 53915), (2870, 53652), (3156, 48790), (3444, 44710), (3485, 44184), (3570, 43132), (3682, 41820), (3945, 39032), (4182, 36820), (4305, 35768), (4471, 34440), (4760, 32349), (4879, 31560), (4920, 31297), (5260, 29274), (5523, 27880), (5576, 27615), (5740, 26826), (6312, 24395), (6888, 22355), (6970, 22092), (7140, 21566), (7364, 20910), (7890, 19516), (8364, 18410), (8610, 17884), (8942, 17220), (9205, 16728), (9758, 15780), (10455, 14728), (10520, 14637), (10783, 14280), (11046, 13940), (11480, 13413)]