320395320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 288

約数和(自身を含む): 1243635120

約数和(自身を除く): 923239800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 49, 56, 60, 63, 70, 72, 82, 84, 90, 98, 105, 120, 123, 126, 140, 147, 164, 168, 180, 196, 205, 210, 245, 246, 252, 280, 287, 294, 315, 328, 360, 369, 392, 410, 420, 441, 443, 490, 492, 504, 574, 588, 615, 630, 735, 738, 820, 840, 861, 882, 886, 980, 984, 1148, 1176, 1230, 1260, 1329, 1435, 1470, 1476, 1640, 1722, 1764, 1772, 1845, 1960, 2009, 2205, 2215, 2296, 2460, 2520, 2583, 2658, 2870, 2940, 2952, 3101, 3444, 3528, 3544, 3690, 3987, 4018, 4305, 4410, 4430, 4920, 5166, 5316, 5740, 5880, 6027, 6202, 6645, 6888, 7380, 7974, 8036, 8610, 8820, 8860, 9303, 10045, 10332, 10632, 11480, 12054, 12404, 12915, 13290, 14760, 15505, 15948, 16072, 17220, 17640, 17720, 18081, 18163, 18606, 19935, 20090, 20664, 21707, 24108, 24808, 25830, 26580, 27909, 30135, 31010, 31896, 34440, 36162, 36326, 37212, 39870, 40180, 43414, 46515, 48216, 51660, 53160, 54489, 55818, 60270, 62020, 65121, 72324, 72652, 74424, 79740, 80360, 86828, 90405, 90815, 93030, 103320, 108535, 108978, 111636, 120540, 124040, 127141, 130242, 139545, 144648, 145304, 159480, 163467, 173656, 180810, 181630, 186060, 195363, 217070, 217956, 223272, 241080, 254282, 260484, 272445, 279090, 325605, 326934, 361620, 363260, 372120, 381423, 390726, 434140, 435912, 508564, 520968, 544890, 558180, 635705, 651210, 653868, 723240, 726520, 762846, 781452, 817335, 868280, 889987, 976815, 1017128, 1089780, 1116360, 1144269, 1271410, 1302420, 1307736, 1525692, 1562904, 1634670, 1779974, 1907115, 1953630, 2179560, 2288538, 2542820, 2604840, 2669961, 3051384, 3269340, 3559948, 3814230, 3907260, 4449935, 4577076, 5085640, 5339922, 5721345, 6538680, 7119896, 7628460, 7814520, 8009883, 8899870, 9154152, 10679844, 11442690, 13349805, 15256920, 16019766, 17799740, 21359688, 22885380, 26699610, 32039532, 35599480, 40049415, 45770760, 53399220, 64079064, 80098830, 106798440, 160197660, 320395320]

約数ペア:

[(1, 320395320), (2, 160197660), (3, 106798440), (4, 80098830), (5, 64079064), (6, 53399220), (7, 45770760), (8, 40049415), (9, 35599480), (10, 32039532), (12, 26699610), (14, 22885380), (15, 21359688), (18, 17799740), (20, 16019766), (21, 15256920), (24, 13349805), (28, 11442690), (30, 10679844), (35, 9154152), (36, 8899870), (40, 8009883), (41, 7814520), (42, 7628460), (45, 7119896), (49, 6538680), (56, 5721345), (60, 5339922), (63, 5085640), (70, 4577076), (72, 4449935), (82, 3907260), (84, 3814230), (90, 3559948), (98, 3269340), (105, 3051384), (120, 2669961), (123, 2604840), (126, 2542820), (140, 2288538), (147, 2179560), (164, 1953630), (168, 1907115), (180, 1779974), (196, 1634670), (205, 1562904), (210, 1525692), (245, 1307736), (246, 1302420), (252, 1271410), (280, 1144269), (287, 1116360), (294, 1089780), (315, 1017128), (328, 976815), (360, 889987), (369, 868280), (392, 817335), (410, 781452), (420, 762846), (441, 726520), (443, 723240), (490, 653868), (492, 651210), (504, 635705), (574, 558180), (588, 544890), (615, 520968), (630, 508564), (735, 435912), (738, 434140), (820, 390726), (840, 381423), (861, 372120), (882, 363260), (886, 361620), (980, 326934), (984, 325605), (1148, 279090), (1176, 272445), (1230, 260484), (1260, 254282), (1329, 241080), (1435, 223272), (1470, 217956), (1476, 217070), (1640, 195363), (1722, 186060), (1764, 181630), (1772, 180810), (1845, 173656), (1960, 163467), (2009, 159480), (2205, 145304), (2215, 144648), (2296, 139545), (2460, 130242), (2520, 127141), (2583, 124040), (2658, 120540), (2870, 111636), (2940, 108978), (2952, 108535), (3101, 103320), (3444, 93030), (3528, 90815), (3544, 90405), (3690, 86828), (3987, 80360), (4018, 79740), (4305, 74424), (4410, 72652), (4430, 72324), (4920, 65121), (5166, 62020), (5316, 60270), (5740, 55818), (5880, 54489), (6027, 53160), (6202, 51660), (6645, 48216), (6888, 46515), (7380, 43414), (7974, 40180), (8036, 39870), (8610, 37212), (8820, 36326), (8860, 36162), (9303, 34440), (10045, 31896), (10332, 31010), (10632, 30135), (11480, 27909), (12054, 26580), (12404, 25830), (12915, 24808), (13290, 24108), (14760, 21707), (15505, 20664), (15948, 20090), (16072, 19935), (17220, 18606), (17640, 18163), (17720, 18081)]