256262649480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{18181}}^1$

素因数の和:18653

約数の個数: 256

約数和(自身を含む): 883907020800

約数和(自身を除く): 627644371320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 421, 465, 540, 558, 620, 744, 837, 842, 930, 1080, 1116, 1240, 1263, 1395, 1674, 1684, 1860, 2105, 2232, 2526, 2790, 3348, 3368, 3720, 3789, 4185, 4210, 5052, 5580, 6315, 6696, 7578, 8370, 8420, 10104, 11160, 11367, 12630, 13051, 15156, 16740, 16840, 18181, 18945, 22734, 25260, 26102, 30312, 33480, 36362, 37890, 39153, 45468, 50520, 52204, 54543, 56835, 65255, 72724, 75780, 78306, 90905, 90936, 104408, 109086, 113670, 117459, 130510, 145448, 151560, 156612, 163629, 181810, 195765, 218172, 227340, 234918, 261020, 272715, 313224, 327258, 352377, 363620, 391530, 436344, 454680, 469836, 490887, 522040, 545430, 563611, 587295, 654516, 704754, 727240, 783060, 818145, 939672, 981774, 1090860, 1127222, 1174590, 1309032, 1409508, 1566120, 1636290, 1690833, 1761885, 1963548, 2181720, 2254444, 2349180, 2454435, 2818055, 2819016, 3272580, 3381666, 3523770, 3927096, 4508888, 4698360, 4908870, 5072499, 5636110, 6545160, 6763332, 7047540, 7654201, 8454165, 9817740, 10144998, 11272220, 13526664, 14095080, 15217497, 15308402, 16908330, 19635480, 20289996, 22544440, 22962603, 25362495, 30434994, 30616804, 33816660, 38271005, 40579992, 45925206, 50724990, 60869988, 61233608, 67633320, 68887809, 76087485, 76542010, 91850412, 101449980, 114813015, 121739976, 137775618, 152174970, 153084020, 183700824, 202899960, 206663427, 229626030, 237280231, 275551236, 304349940, 306168040, 344439045, 413326854, 459252060, 474560462, 551102472, 608699880, 688878090, 711840693, 826653708, 918504120, 949120924, 1033317135, 1186401155, 1377756180, 1423681386, 1653307416, 1898241848, 2066634270, 2135522079, 2372802310, 2755512360, 2847362772, 3559203465, 4133268540, 4271044158, 4745604620, 5694725544, 6406566237, 7118406930, 8266537080, 8542088316, 9491209240, 10677610395, 12813132474, 14236813860, 17084176632, 21355220790, 25626264948, 28473627720, 32032831185, 42710441580, 51252529896, 64065662370, 85420883160, 128131324740, 256262649480]

約数ペア:

[(1, 256262649480), (2, 128131324740), (3, 85420883160), (4, 64065662370), (5, 51252529896), (6, 42710441580), (8, 32032831185), (9, 28473627720), (10, 25626264948), (12, 21355220790), (15, 17084176632), (18, 14236813860), (20, 12813132474), (24, 10677610395), (27, 9491209240), (30, 8542088316), (31, 8266537080), (36, 7118406930), (40, 6406566237), (45, 5694725544), (54, 4745604620), (60, 4271044158), (62, 4133268540), (72, 3559203465), (90, 2847362772), (93, 2755512360), (108, 2372802310), (120, 2135522079), (124, 2066634270), (135, 1898241848), (155, 1653307416), (180, 1423681386), (186, 1377756180), (216, 1186401155), (248, 1033317135), (270, 949120924), (279, 918504120), (310, 826653708), (360, 711840693), (372, 688878090), (421, 608699880), (465, 551102472), (540, 474560462), (558, 459252060), (620, 413326854), (744, 344439045), (837, 306168040), (842, 304349940), (930, 275551236), (1080, 237280231), (1116, 229626030), (1240, 206663427), (1263, 202899960), (1395, 183700824), (1674, 153084020), (1684, 152174970), (1860, 137775618), (2105, 121739976), (2232, 114813015), (2526, 101449980), (2790, 91850412), (3348, 76542010), (3368, 76087485), (3720, 68887809), (3789, 67633320), (4185, 61233608), (4210, 60869988), (5052, 50724990), (5580, 45925206), (6315, 40579992), (6696, 38271005), (7578, 33816660), (8370, 30616804), (8420, 30434994), (10104, 25362495), (11160, 22962603), (11367, 22544440), (12630, 20289996), (13051, 19635480), (15156, 16908330), (16740, 15308402), (16840, 15217497), (18181, 14095080), (18945, 13526664), (22734, 11272220), (25260, 10144998), (26102, 9817740), (30312, 8454165), (33480, 7654201), (36362, 7047540), (37890, 6763332), (39153, 6545160), (45468, 5636110), (50520, 5072499), (52204, 4908870), (54543, 4698360), (56835, 4508888), (65255, 3927096), (72724, 3523770), (75780, 3381666), (78306, 3272580), (90905, 2819016), (90936, 2818055), (104408, 2454435), (109086, 2349180), (113670, 2254444), (117459, 2181720), (130510, 1963548), (145448, 1761885), (151560, 1690833), (156612, 1636290), (163629, 1566120), (181810, 1409508), (195765, 1309032), (218172, 1174590), (227340, 1127222), (234918, 1090860), (261020, 981774), (272715, 939672), (313224, 818145), (327258, 783060), (352377, 727240), (363620, 704754), (391530, 654516), (436344, 587295), (454680, 563611), (469836, 545430), (490887, 522040)]