20806619040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{27211}}^1$

素因数の和:27297

約数の個数: 240

約数和(自身を含む): 74677347360

約数和(自身を除く): 53870728320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 59, 60, 72, 80, 81, 90, 96, 108, 118, 120, 135, 144, 160, 162, 177, 180, 216, 236, 240, 270, 288, 295, 324, 354, 360, 405, 432, 472, 480, 531, 540, 590, 648, 708, 720, 810, 864, 885, 944, 1062, 1080, 1180, 1296, 1416, 1440, 1593, 1620, 1770, 1888, 2124, 2160, 2360, 2592, 2655, 2832, 3186, 3240, 3540, 4248, 4320, 4720, 4779, 5310, 5664, 6372, 6480, 7080, 7965, 8496, 9440, 9558, 10620, 12744, 12960, 14160, 15930, 16992, 19116, 21240, 23895, 25488, 27211, 28320, 31860, 38232, 42480, 47790, 50976, 54422, 63720, 76464, 81633, 84960, 95580, 108844, 127440, 136055, 152928, 163266, 191160, 217688, 244899, 254880, 272110, 326532, 382320, 408165, 435376, 489798, 544220, 653064, 734697, 764640, 816330, 870752, 979596, 1088440, 1224495, 1306128, 1469394, 1605449, 1632660, 1959192, 2176880, 2204091, 2448990, 2612256, 2938788, 3210898, 3265320, 3673485, 3918384, 4353760, 4408182, 4816347, 4897980, 5877576, 6421796, 6530640, 7346970, 7836768, 8027245, 8816364, 9632694, 9795960, 11020455, 11755152, 12843592, 13061280, 14449041, 14693940, 16054490, 17632728, 19265388, 19591920, 22040910, 23510304, 24081735, 25687184, 28898082, 29387880, 32108980, 35265456, 38530776, 39183840, 43347123, 44081820, 48163470, 51374368, 57796164, 58775760, 64217960, 70530912, 72245205, 77061552, 86694246, 88163640, 96326940, 115592328, 117551520, 128435920, 130041369, 144490410, 154123104, 173388492, 176327280, 192653880, 216735615, 231184656, 256871840, 260082738, 288980820, 346776984, 352654560, 385307760, 433471230, 462369312, 520165476, 577961640, 650206845, 693553968, 770615520, 866942460, 1040330952, 1155923280, 1300413690, 1387107936, 1733884920, 2080661904, 2311846560, 2600827380, 3467769840, 4161323808, 5201654760, 6935539680, 10403309520, 20806619040]

約数ペア:

[(1, 20806619040), (2, 10403309520), (3, 6935539680), (4, 5201654760), (5, 4161323808), (6, 3467769840), (8, 2600827380), (9, 2311846560), (10, 2080661904), (12, 1733884920), (15, 1387107936), (16, 1300413690), (18, 1155923280), (20, 1040330952), (24, 866942460), (27, 770615520), (30, 693553968), (32, 650206845), (36, 577961640), (40, 520165476), (45, 462369312), (48, 433471230), (54, 385307760), (59, 352654560), (60, 346776984), (72, 288980820), (80, 260082738), (81, 256871840), (90, 231184656), (96, 216735615), (108, 192653880), (118, 176327280), (120, 173388492), (135, 154123104), (144, 144490410), (160, 130041369), (162, 128435920), (177, 117551520), (180, 115592328), (216, 96326940), (236, 88163640), (240, 86694246), (270, 77061552), (288, 72245205), (295, 70530912), (324, 64217960), (354, 58775760), (360, 57796164), (405, 51374368), (432, 48163470), (472, 44081820), (480, 43347123), (531, 39183840), (540, 38530776), (590, 35265456), (648, 32108980), (708, 29387880), (720, 28898082), (810, 25687184), (864, 24081735), (885, 23510304), (944, 22040910), (1062, 19591920), (1080, 19265388), (1180, 17632728), (1296, 16054490), (1416, 14693940), (1440, 14449041), (1593, 13061280), (1620, 12843592), (1770, 11755152), (1888, 11020455), (2124, 9795960), (2160, 9632694), (2360, 8816364), (2592, 8027245), (2655, 7836768), (2832, 7346970), (3186, 6530640), (3240, 6421796), (3540, 5877576), (4248, 4897980), (4320, 4816347), (4720, 4408182), (4779, 4353760), (5310, 3918384), (5664, 3673485), (6372, 3265320), (6480, 3210898), (7080, 2938788), (7965, 2612256), (8496, 2448990), (9440, 2204091), (9558, 2176880), (10620, 1959192), (12744, 1632660), (12960, 1605449), (14160, 1469394), (15930, 1306128), (16992, 1224495), (19116, 1088440), (21240, 979596), (23895, 870752), (25488, 816330), (27211, 764640), (28320, 734697), (31860, 653064), (38232, 544220), (42480, 489798), (47790, 435376), (50976, 408165), (54422, 382320), (63720, 326532), (76464, 272110), (81633, 254880), (84960, 244899), (95580, 217688), (108844, 191160), (127440, 163266), (136055, 152928)]