391913760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:928

約数の個数: 288

約数和(自身を含む): 1513391040

約数和(自身を除く): 1121477280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 96, 98, 105, 112, 114, 120, 133, 140, 147, 152, 160, 168, 190, 196, 210, 224, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 480, 490, 532, 560, 570, 588, 608, 665, 672, 735, 760, 784, 798, 840, 877, 912, 931, 980, 1064, 1120, 1140, 1176, 1330, 1470, 1520, 1568, 1596, 1680, 1754, 1824, 1862, 1960, 1995, 2128, 2280, 2352, 2631, 2660, 2793, 2940, 3040, 3192, 3360, 3508, 3724, 3920, 3990, 4256, 4385, 4560, 4655, 4704, 5262, 5320, 5586, 5880, 6139, 6384, 7016, 7448, 7840, 7980, 8770, 9120, 9310, 10524, 10640, 11172, 11760, 12278, 12768, 13155, 13965, 14032, 14896, 15960, 16663, 17540, 18417, 18620, 21048, 21280, 22344, 23520, 24556, 26310, 27930, 28064, 29792, 30695, 31920, 33326, 35080, 36834, 37240, 42096, 42973, 44688, 49112, 49989, 52620, 55860, 61390, 63840, 66652, 70160, 73668, 74480, 83315, 84192, 85946, 89376, 92085, 98224, 99978, 105240, 111720, 116641, 122780, 128919, 133304, 140320, 147336, 148960, 166630, 171892, 184170, 196448, 199956, 210480, 214865, 223440, 233282, 245560, 249945, 257838, 266608, 294672, 333260, 343784, 349923, 368340, 399912, 420960, 429730, 446880, 466564, 491120, 499890, 515676, 533216, 583205, 589344, 644595, 666520, 687568, 699846, 736680, 799824, 816487, 859460, 933128, 982240, 999780, 1031352, 1166410, 1289190, 1333040, 1375136, 1399692, 1473360, 1599648, 1632974, 1718920, 1749615, 1866256, 1999560, 2062704, 2332820, 2449461, 2578380, 2666080, 2799384, 2946720, 3265948, 3437840, 3499230, 3732512, 3999120, 4082435, 4125408, 4665640, 4898922, 5156760, 5598768, 6531896, 6875680, 6998460, 7998240, 8164870, 9331280, 9797844, 10313520, 11197536, 12247305, 13063792, 13996920, 16329740, 18662560, 19595688, 20627040, 24494610, 26127584, 27993840, 32659480, 39191376, 48989220, 55987680, 65318960, 78382752, 97978440, 130637920, 195956880, 391913760]

約数ペア:

[(1, 391913760), (2, 195956880), (3, 130637920), (4, 97978440), (5, 78382752), (6, 65318960), (7, 55987680), (8, 48989220), (10, 39191376), (12, 32659480), (14, 27993840), (15, 26127584), (16, 24494610), (19, 20627040), (20, 19595688), (21, 18662560), (24, 16329740), (28, 13996920), (30, 13063792), (32, 12247305), (35, 11197536), (38, 10313520), (40, 9797844), (42, 9331280), (48, 8164870), (49, 7998240), (56, 6998460), (57, 6875680), (60, 6531896), (70, 5598768), (76, 5156760), (80, 4898922), (84, 4665640), (95, 4125408), (96, 4082435), (98, 3999120), (105, 3732512), (112, 3499230), (114, 3437840), (120, 3265948), (133, 2946720), (140, 2799384), (147, 2666080), (152, 2578380), (160, 2449461), (168, 2332820), (190, 2062704), (196, 1999560), (210, 1866256), (224, 1749615), (228, 1718920), (240, 1632974), (245, 1599648), (266, 1473360), (280, 1399692), (285, 1375136), (294, 1333040), (304, 1289190), (336, 1166410), (380, 1031352), (392, 999780), (399, 982240), (420, 933128), (456, 859460), (480, 816487), (490, 799824), (532, 736680), (560, 699846), (570, 687568), (588, 666520), (608, 644595), (665, 589344), (672, 583205), (735, 533216), (760, 515676), (784, 499890), (798, 491120), (840, 466564), (877, 446880), (912, 429730), (931, 420960), (980, 399912), (1064, 368340), (1120, 349923), (1140, 343784), (1176, 333260), (1330, 294672), (1470, 266608), (1520, 257838), (1568, 249945), (1596, 245560), (1680, 233282), (1754, 223440), (1824, 214865), (1862, 210480), (1960, 199956), (1995, 196448), (2128, 184170), (2280, 171892), (2352, 166630), (2631, 148960), (2660, 147336), (2793, 140320), (2940, 133304), (3040, 128919), (3192, 122780), (3360, 116641), (3508, 111720), (3724, 105240), (3920, 99978), (3990, 98224), (4256, 92085), (4385, 89376), (4560, 85946), (4655, 84192), (4704, 83315), (5262, 74480), (5320, 73668), (5586, 70160), (5880, 66652), (6139, 63840), (6384, 61390), (7016, 55860), (7448, 52620), (7840, 49989), (7980, 49112), (8770, 44688), (9120, 42973), (9310, 42096), (10524, 37240), (10640, 36834), (11172, 35080), (11760, 33326), (12278, 31920), (12768, 30695), (13155, 29792), (13965, 28064), (14032, 27930), (14896, 26310), (15960, 24556), (16663, 23520), (17540, 22344), (18417, 21280), (18620, 21048)]