21333296880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{38833}}^1$

素因数の和:38968

約数の個数: 240

約数和(自身を含む): 82632538560

約数和(自身を除く): 61299241680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 109, 112, 120, 126, 140, 144, 168, 180, 210, 218, 240, 252, 280, 315, 327, 336, 360, 420, 436, 504, 545, 560, 630, 654, 720, 763, 840, 872, 981, 1008, 1090, 1260, 1308, 1526, 1635, 1680, 1744, 1962, 2180, 2289, 2520, 2616, 3052, 3270, 3815, 3924, 4360, 4578, 4905, 5040, 5232, 6104, 6540, 6867, 7630, 7848, 8720, 9156, 9810, 11445, 12208, 13080, 13734, 15260, 15696, 18312, 19620, 22890, 26160, 27468, 30520, 34335, 36624, 38833, 39240, 45780, 54936, 61040, 68670, 77666, 78480, 91560, 109872, 116499, 137340, 155332, 183120, 194165, 232998, 271831, 274680, 310664, 349497, 388330, 465996, 543662, 549360, 582495, 621328, 698994, 776660, 815493, 931992, 1087324, 1164990, 1359155, 1397988, 1553320, 1630986, 1747485, 1863984, 2174648, 2329980, 2446479, 2718310, 2795976, 3106640, 3261972, 3494970, 4077465, 4232797, 4349296, 4659960, 4892958, 5436620, 5591952, 6523944, 6989940, 8154930, 8465594, 9319920, 9785916, 10873240, 12232395, 12698391, 13047888, 13979880, 16309860, 16931188, 19571832, 21163985, 21746480, 24464790, 25396782, 27959760, 29629579, 32619720, 33862376, 38095173, 39143664, 42327970, 48929580, 50793564, 59259158, 63491955, 65239440, 67724752, 76190346, 84655940, 88888737, 97859160, 101587128, 118518316, 126983910, 148147895, 152380692, 169311880, 177777474, 190475865, 195718320, 203174256, 237036632, 253967820, 266666211, 296295790, 304761384, 338623760, 355554948, 380951730, 444443685, 474073264, 507935640, 533332422, 592591580, 609522768, 711109896, 761903460, 888887370, 1015871280, 1066664844, 1185183160, 1333331055, 1422219792, 1523806920, 1777774740, 2133329688, 2370366320, 2666662110, 3047613840, 3555549480, 4266659376, 5333324220, 7111098960, 10666648440, 21333296880]

約数ペア:

[(1, 21333296880), (2, 10666648440), (3, 7111098960), (4, 5333324220), (5, 4266659376), (6, 3555549480), (7, 3047613840), (8, 2666662110), (9, 2370366320), (10, 2133329688), (12, 1777774740), (14, 1523806920), (15, 1422219792), (16, 1333331055), (18, 1185183160), (20, 1066664844), (21, 1015871280), (24, 888887370), (28, 761903460), (30, 711109896), (35, 609522768), (36, 592591580), (40, 533332422), (42, 507935640), (45, 474073264), (48, 444443685), (56, 380951730), (60, 355554948), (63, 338623760), (70, 304761384), (72, 296295790), (80, 266666211), (84, 253967820), (90, 237036632), (105, 203174256), (109, 195718320), (112, 190475865), (120, 177777474), (126, 169311880), (140, 152380692), (144, 148147895), (168, 126983910), (180, 118518316), (210, 101587128), (218, 97859160), (240, 88888737), (252, 84655940), (280, 76190346), (315, 67724752), (327, 65239440), (336, 63491955), (360, 59259158), (420, 50793564), (436, 48929580), (504, 42327970), (545, 39143664), (560, 38095173), (630, 33862376), (654, 32619720), (720, 29629579), (763, 27959760), (840, 25396782), (872, 24464790), (981, 21746480), (1008, 21163985), (1090, 19571832), (1260, 16931188), (1308, 16309860), (1526, 13979880), (1635, 13047888), (1680, 12698391), (1744, 12232395), (1962, 10873240), (2180, 9785916), (2289, 9319920), (2520, 8465594), (2616, 8154930), (3052, 6989940), (3270, 6523944), (3815, 5591952), (3924, 5436620), (4360, 4892958), (4578, 4659960), (4905, 4349296), (5040, 4232797), (5232, 4077465), (6104, 3494970), (6540, 3261972), (6867, 3106640), (7630, 2795976), (7848, 2718310), (8720, 2446479), (9156, 2329980), (9810, 2174648), (11445, 1863984), (12208, 1747485), (13080, 1630986), (13734, 1553320), (15260, 1397988), (15696, 1359155), (18312, 1164990), (19620, 1087324), (22890, 931992), (26160, 815493), (27468, 776660), (30520, 698994), (34335, 621328), (36624, 582495), (38833, 549360), (39240, 543662), (45780, 465996), (54936, 388330), (61040, 349497), (68670, 310664), (77666, 274680), (78480, 271831), (91560, 232998), (109872, 194165), (116499, 183120), (137340, 155332)]