387221520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1733}}^1$

素因数の和:1782

約数の個数: 240

約数和(自身を含む): 1470709440

約数和(自身を除く): 1083487920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 490, 532, 560, 570, 588, 665, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1140, 1176, 1330, 1470, 1520, 1596, 1680, 1733, 1862, 1960, 1995, 2128, 2280, 2352, 2660, 2793, 2940, 3192, 3466, 3724, 3920, 3990, 4560, 4655, 5199, 5320, 5586, 5880, 6384, 6932, 7448, 7980, 8665, 9310, 10398, 10640, 11172, 11760, 12131, 13864, 13965, 14896, 15960, 17330, 18620, 20796, 22344, 24262, 25995, 27728, 27930, 31920, 32927, 34660, 36393, 37240, 41592, 44688, 48524, 51990, 55860, 60655, 65854, 69320, 72786, 74480, 83184, 84917, 97048, 98781, 103980, 111720, 121310, 131708, 138640, 145572, 164635, 169834, 181965, 194096, 197562, 207960, 223440, 230489, 242620, 254751, 263416, 291144, 329270, 339668, 363930, 395124, 415920, 424585, 460978, 485240, 493905, 509502, 526832, 582288, 658540, 679336, 691467, 727860, 790248, 849170, 921956, 970480, 987810, 1019004, 1152445, 1273755, 1317080, 1358672, 1382934, 1455720, 1580496, 1613423, 1698340, 1843912, 1975620, 2038008, 2304890, 2547510, 2634160, 2765868, 2911440, 3226846, 3396680, 3457335, 3687824, 3951240, 4076016, 4609780, 4840269, 5095020, 5531736, 6453692, 6793360, 6914670, 7902480, 8067115, 9219560, 9680538, 10190040, 11063472, 12907384, 13829340, 16134230, 18439120, 19361076, 20380080, 24201345, 25814768, 27658680, 32268460, 38722152, 48402690, 55317360, 64536920, 77444304, 96805380, 129073840, 193610760, 387221520]

約数ペア:

[(1, 387221520), (2, 193610760), (3, 129073840), (4, 96805380), (5, 77444304), (6, 64536920), (7, 55317360), (8, 48402690), (10, 38722152), (12, 32268460), (14, 27658680), (15, 25814768), (16, 24201345), (19, 20380080), (20, 19361076), (21, 18439120), (24, 16134230), (28, 13829340), (30, 12907384), (35, 11063472), (38, 10190040), (40, 9680538), (42, 9219560), (48, 8067115), (49, 7902480), (56, 6914670), (57, 6793360), (60, 6453692), (70, 5531736), (76, 5095020), (80, 4840269), (84, 4609780), (95, 4076016), (98, 3951240), (105, 3687824), (112, 3457335), (114, 3396680), (120, 3226846), (133, 2911440), (140, 2765868), (147, 2634160), (152, 2547510), (168, 2304890), (190, 2038008), (196, 1975620), (210, 1843912), (228, 1698340), (240, 1613423), (245, 1580496), (266, 1455720), (280, 1382934), (285, 1358672), (294, 1317080), (304, 1273755), (336, 1152445), (380, 1019004), (392, 987810), (399, 970480), (420, 921956), (456, 849170), (490, 790248), (532, 727860), (560, 691467), (570, 679336), (588, 658540), (665, 582288), (735, 526832), (760, 509502), (784, 493905), (798, 485240), (840, 460978), (912, 424585), (931, 415920), (980, 395124), (1064, 363930), (1140, 339668), (1176, 329270), (1330, 291144), (1470, 263416), (1520, 254751), (1596, 242620), (1680, 230489), (1733, 223440), (1862, 207960), (1960, 197562), (1995, 194096), (2128, 181965), (2280, 169834), (2352, 164635), (2660, 145572), (2793, 138640), (2940, 131708), (3192, 121310), (3466, 111720), (3724, 103980), (3920, 98781), (3990, 97048), (4560, 84917), (4655, 83184), (5199, 74480), (5320, 72786), (5586, 69320), (5880, 65854), (6384, 60655), (6932, 55860), (7448, 51990), (7980, 48524), (8665, 44688), (9310, 41592), (10398, 37240), (10640, 36393), (11172, 34660), (11760, 32927), (12131, 31920), (13864, 27930), (13965, 27728), (14896, 25995), (15960, 24262), (17330, 22344), (18620, 20796)]