21791188440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{79333}}^1$

素因数の和:79466

約数の個数: 192

約数和(自身を含む): 81682286400

約数和(自身を除く): 59891097960

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, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 109, 120, 126, 140, 168, 180, 210, 218, 252, 280, 315, 327, 360, 420, 436, 504, 545, 630, 654, 763, 840, 872, 981, 1090, 1260, 1308, 1526, 1635, 1962, 2180, 2289, 2520, 2616, 3052, 3270, 3815, 3924, 4360, 4578, 4905, 6104, 6540, 6867, 7630, 7848, 9156, 9810, 11445, 13080, 13734, 15260, 18312, 19620, 22890, 27468, 30520, 34335, 39240, 45780, 54936, 68670, 79333, 91560, 137340, 158666, 237999, 274680, 317332, 396665, 475998, 555331, 634664, 713997, 793330, 951996, 1110662, 1189995, 1427994, 1586660, 1665993, 1903992, 2221324, 2379990, 2776655, 2855988, 3173320, 3331986, 3569985, 4442648, 4759980, 4997979, 5553310, 5711976, 6663972, 7139970, 8329965, 8647297, 9519960, 9995958, 11106620, 13327944, 14279940, 16659930, 17294594, 19991916, 22213240, 24989895, 25941891, 28559880, 33319860, 34589188, 39983832, 43236485, 49979790, 51883782, 60531079, 66639720, 69178376, 77825673, 86472970, 99959580, 103767564, 121062158, 129709455, 155651346, 172945940, 181593237, 199919160, 207535128, 242124316, 259418910, 302655395, 311302692, 345891880, 363186474, 389128365, 484248632, 518837820, 544779711, 605310790, 622605384, 726372948, 778256730, 907966185, 1037675640, 1089559422, 1210621580, 1452745896, 1556513460, 1815932370, 2179118844, 2421243160, 2723898555, 3113026920, 3631864740, 4358237688, 5447797110, 7263729480, 10895594220, 21791188440]

約数ペア:

[(1, 21791188440), (2, 10895594220), (3, 7263729480), (4, 5447797110), (5, 4358237688), (6, 3631864740), (7, 3113026920), (8, 2723898555), (9, 2421243160), (10, 2179118844), (12, 1815932370), (14, 1556513460), (15, 1452745896), (18, 1210621580), (20, 1089559422), (21, 1037675640), (24, 907966185), (28, 778256730), (30, 726372948), (35, 622605384), (36, 605310790), (40, 544779711), (42, 518837820), (45, 484248632), (56, 389128365), (60, 363186474), (63, 345891880), (70, 311302692), (72, 302655395), (84, 259418910), (90, 242124316), (105, 207535128), (109, 199919160), (120, 181593237), (126, 172945940), (140, 155651346), (168, 129709455), (180, 121062158), (210, 103767564), (218, 99959580), (252, 86472970), (280, 77825673), (315, 69178376), (327, 66639720), (360, 60531079), (420, 51883782), (436, 49979790), (504, 43236485), (545, 39983832), (630, 34589188), (654, 33319860), (763, 28559880), (840, 25941891), (872, 24989895), (981, 22213240), (1090, 19991916), (1260, 17294594), (1308, 16659930), (1526, 14279940), (1635, 13327944), (1962, 11106620), (2180, 9995958), (2289, 9519960), (2520, 8647297), (2616, 8329965), (3052, 7139970), (3270, 6663972), (3815, 5711976), (3924, 5553310), (4360, 4997979), (4578, 4759980), (4905, 4442648), (6104, 3569985), (6540, 3331986), (6867, 3173320), (7630, 2855988), (7848, 2776655), (9156, 2379990), (9810, 2221324), (11445, 1903992), (13080, 1665993), (13734, 1586660), (15260, 1427994), (18312, 1189995), (19620, 1110662), (22890, 951996), (27468, 793330), (30520, 713997), (34335, 634664), (39240, 555331), (45780, 475998), (54936, 396665), (68670, 317332), (79333, 274680), (91560, 237999), (137340, 158666)]