21007856400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{1063}}^1$

素因数の和:1510

約数の個数: 240

約数和(自身を含む): 69104910336

約数和(自身を除く): 48097053936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 75, 80, 86, 100, 120, 129, 150, 172, 200, 215, 240, 258, 300, 344, 383, 400, 430, 516, 600, 645, 688, 766, 860, 1032, 1063, 1075, 1149, 1200, 1290, 1532, 1720, 1915, 2064, 2126, 2150, 2298, 2580, 3064, 3189, 3225, 3440, 3830, 4252, 4300, 4596, 5160, 5315, 5745, 6128, 6378, 6450, 7660, 8504, 8600, 9192, 9575, 10320, 10630, 11490, 12756, 12900, 15320, 15945, 16469, 17008, 17200, 18384, 19150, 21260, 22980, 25512, 25800, 26575, 28725, 30640, 31890, 32938, 38300, 42520, 45709, 45960, 49407, 51024, 51600, 53150, 57450, 63780, 65876, 76600, 79725, 82345, 85040, 91418, 91920, 98814, 106300, 114900, 127560, 131752, 137127, 153200, 159450, 164690, 182836, 197628, 212600, 228545, 229800, 247035, 255120, 263504, 274254, 318900, 329380, 365672, 395256, 407129, 411725, 425200, 457090, 459600, 494070, 548508, 637800, 658760, 685635, 731344, 790512, 814258, 823450, 914180, 988140, 1097016, 1142725, 1221387, 1235175, 1275600, 1317520, 1371270, 1628516, 1646900, 1828360, 1976280, 2035645, 2194032, 2285450, 2442774, 2470350, 2742540, 3257032, 3293800, 3428175, 3656720, 3952560, 4071290, 4570900, 4885548, 4940700, 5485080, 6106935, 6514064, 6587600, 6856350, 8142580, 9141800, 9771096, 9881400, 10178225, 10970160, 12213870, 13712700, 16285160, 17506547, 18283600, 19542192, 19762800, 20356450, 24427740, 27425400, 30534675, 32570320, 35013094, 40712900, 48855480, 52519641, 54850800, 61069350, 70026188, 81425800, 87532735, 97710960, 105039282, 122138700, 140052376, 162851600, 175065470, 210078564, 244277400, 262598205, 280104752, 350130940, 420157128, 437663675, 488554800, 525196410, 700261880, 840314256, 875327350, 1050392820, 1312991025, 1400523760, 1750654700, 2100785640, 2625982050, 3501309400, 4201571280, 5251964100, 7002618800, 10503928200, 21007856400]

約数ペア:

[(1, 21007856400), (2, 10503928200), (3, 7002618800), (4, 5251964100), (5, 4201571280), (6, 3501309400), (8, 2625982050), (10, 2100785640), (12, 1750654700), (15, 1400523760), (16, 1312991025), (20, 1050392820), (24, 875327350), (25, 840314256), (30, 700261880), (40, 525196410), (43, 488554800), (48, 437663675), (50, 420157128), (60, 350130940), (75, 280104752), (80, 262598205), (86, 244277400), (100, 210078564), (120, 175065470), (129, 162851600), (150, 140052376), (172, 122138700), (200, 105039282), (215, 97710960), (240, 87532735), (258, 81425800), (300, 70026188), (344, 61069350), (383, 54850800), (400, 52519641), (430, 48855480), (516, 40712900), (600, 35013094), (645, 32570320), (688, 30534675), (766, 27425400), (860, 24427740), (1032, 20356450), (1063, 19762800), (1075, 19542192), (1149, 18283600), (1200, 17506547), (1290, 16285160), (1532, 13712700), (1720, 12213870), (1915, 10970160), (2064, 10178225), (2126, 9881400), (2150, 9771096), (2298, 9141800), (2580, 8142580), (3064, 6856350), (3189, 6587600), (3225, 6514064), (3440, 6106935), (3830, 5485080), (4252, 4940700), (4300, 4885548), (4596, 4570900), (5160, 4071290), (5315, 3952560), (5745, 3656720), (6128, 3428175), (6378, 3293800), (6450, 3257032), (7660, 2742540), (8504, 2470350), (8600, 2442774), (9192, 2285450), (9575, 2194032), (10320, 2035645), (10630, 1976280), (11490, 1828360), (12756, 1646900), (12900, 1628516), (15320, 1371270), (15945, 1317520), (16469, 1275600), (17008, 1235175), (17200, 1221387), (18384, 1142725), (19150, 1097016), (21260, 988140), (22980, 914180), (25512, 823450), (25800, 814258), (26575, 790512), (28725, 731344), (30640, 685635), (31890, 658760), (32938, 637800), (38300, 548508), (42520, 494070), (45709, 459600), (45960, 457090), (49407, 425200), (51024, 411725), (51600, 407129), (53150, 395256), (57450, 365672), (63780, 329380), (65876, 318900), (76600, 274254), (79725, 263504), (82345, 255120), (85040, 247035), (91418, 229800), (91920, 228545), (98814, 212600), (106300, 197628), (114900, 182836), (127560, 164690), (131752, 159450), (137127, 153200)]