281670960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 240

約数和(自身を含む): 964795392

約数和(自身を除く): 683124432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 131, 136, 155, 170, 186, 204, 240, 248, 255, 262, 272, 289, 310, 340, 372, 393, 408, 465, 496, 510, 524, 527, 578, 620, 655, 680, 744, 786, 816, 867, 930, 1020, 1048, 1054, 1156, 1240, 1310, 1360, 1445, 1488, 1572, 1581, 1734, 1860, 1965, 2040, 2096, 2108, 2227, 2312, 2480, 2620, 2635, 2890, 3144, 3162, 3468, 3720, 3930, 4061, 4080, 4216, 4335, 4454, 4624, 5240, 5270, 5780, 6288, 6324, 6681, 6936, 7440, 7860, 7905, 8122, 8432, 8670, 8908, 8959, 10480, 10540, 11135, 11560, 12183, 12648, 13362, 13872, 15720, 15810, 16244, 17340, 17816, 17918, 20305, 21080, 22270, 23120, 24366, 25296, 26724, 26877, 31440, 31620, 32488, 33405, 34680, 35632, 35836, 37859, 40610, 42160, 44540, 44795, 48732, 53448, 53754, 60915, 63240, 64976, 66810, 69037, 69360, 71672, 75718, 81220, 89080, 89590, 97464, 106896, 107508, 113577, 121830, 126480, 133620, 134385, 138074, 143344, 151436, 162440, 178160, 179180, 189295, 194928, 207111, 215016, 227154, 243660, 267240, 268770, 276148, 302872, 324880, 345185, 358360, 378590, 414222, 430032, 454308, 487320, 534480, 537540, 552296, 567885, 605744, 690370, 716720, 757180, 828444, 908616, 974640, 1035555, 1075080, 1104592, 1135770, 1173629, 1380740, 1514360, 1656888, 1817232, 2071110, 2150160, 2271540, 2347258, 2761480, 3028720, 3313776, 3520887, 4142220, 4543080, 4694516, 5522960, 5868145, 7041774, 8284440, 9086160, 9389032, 11736290, 14083548, 16568880, 17604435, 18778064, 23472580, 28167096, 35208870, 46945160, 56334192, 70417740, 93890320, 140835480, 281670960]

約数ペア:

[(1, 281670960), (2, 140835480), (3, 93890320), (4, 70417740), (5, 56334192), (6, 46945160), (8, 35208870), (10, 28167096), (12, 23472580), (15, 18778064), (16, 17604435), (17, 16568880), (20, 14083548), (24, 11736290), (30, 9389032), (31, 9086160), (34, 8284440), (40, 7041774), (48, 5868145), (51, 5522960), (60, 4694516), (62, 4543080), (68, 4142220), (80, 3520887), (85, 3313776), (93, 3028720), (102, 2761480), (120, 2347258), (124, 2271540), (131, 2150160), (136, 2071110), (155, 1817232), (170, 1656888), (186, 1514360), (204, 1380740), (240, 1173629), (248, 1135770), (255, 1104592), (262, 1075080), (272, 1035555), (289, 974640), (310, 908616), (340, 828444), (372, 757180), (393, 716720), (408, 690370), (465, 605744), (496, 567885), (510, 552296), (524, 537540), (527, 534480), (578, 487320), (620, 454308), (655, 430032), (680, 414222), (744, 378590), (786, 358360), (816, 345185), (867, 324880), (930, 302872), (1020, 276148), (1048, 268770), (1054, 267240), (1156, 243660), (1240, 227154), (1310, 215016), (1360, 207111), (1445, 194928), (1488, 189295), (1572, 179180), (1581, 178160), (1734, 162440), (1860, 151436), (1965, 143344), (2040, 138074), (2096, 134385), (2108, 133620), (2227, 126480), (2312, 121830), (2480, 113577), (2620, 107508), (2635, 106896), (2890, 97464), (3144, 89590), (3162, 89080), (3468, 81220), (3720, 75718), (3930, 71672), (4061, 69360), (4080, 69037), (4216, 66810), (4335, 64976), (4454, 63240), (4624, 60915), (5240, 53754), (5270, 53448), (5780, 48732), (6288, 44795), (6324, 44540), (6681, 42160), (6936, 40610), (7440, 37859), (7860, 35836), (7905, 35632), (8122, 34680), (8432, 33405), (8670, 32488), (8908, 31620), (8959, 31440), (10480, 26877), (10540, 26724), (11135, 25296), (11560, 24366), (12183, 23120), (12648, 22270), (13362, 21080), (13872, 20305), (15720, 17918), (15810, 17816), (16244, 17340)]