20066315520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{21683}}^1$

素因数の和:21948

約数の個数: 144

約数和(自身を含む): 64355683392

約数和(自身を除く): 44289367872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 241, 256, 320, 384, 480, 482, 640, 723, 768, 960, 964, 1205, 1280, 1446, 1920, 1928, 2410, 2892, 3615, 3840, 3856, 4820, 5784, 7230, 7712, 9640, 11568, 14460, 15424, 19280, 21683, 23136, 28920, 30848, 38560, 43366, 46272, 57840, 61696, 65049, 77120, 86732, 92544, 108415, 115680, 130098, 154240, 173464, 185088, 216830, 231360, 260196, 308480, 325245, 346928, 433660, 462720, 520392, 650490, 693856, 867320, 925440, 1040784, 1300980, 1387712, 1734640, 2081568, 2601960, 2775424, 3469280, 4163136, 5203920, 5225603, 5550848, 6938560, 8326272, 10407840, 10451206, 13877120, 15676809, 16652544, 20815680, 20902412, 26128015, 27754240, 31353618, 41631360, 41804824, 52256030, 62707236, 78384045, 83262720, 83609648, 104512060, 125414472, 156768090, 167219296, 209024120, 250828944, 313536180, 334438592, 418048240, 501657888, 627072360, 668877184, 836096480, 1003315776, 1254144720, 1337754368, 1672192960, 2006631552, 2508289440, 3344385920, 4013263104, 5016578880, 6688771840, 10033157760, 20066315520]

約数ペア:

[(1, 20066315520), (2, 10033157760), (3, 6688771840), (4, 5016578880), (5, 4013263104), (6, 3344385920), (8, 2508289440), (10, 2006631552), (12, 1672192960), (15, 1337754368), (16, 1254144720), (20, 1003315776), (24, 836096480), (30, 668877184), (32, 627072360), (40, 501657888), (48, 418048240), (60, 334438592), (64, 313536180), (80, 250828944), (96, 209024120), (120, 167219296), (128, 156768090), (160, 125414472), (192, 104512060), (240, 83609648), (241, 83262720), (256, 78384045), (320, 62707236), (384, 52256030), (480, 41804824), (482, 41631360), (640, 31353618), (723, 27754240), (768, 26128015), (960, 20902412), (964, 20815680), (1205, 16652544), (1280, 15676809), (1446, 13877120), (1920, 10451206), (1928, 10407840), (2410, 8326272), (2892, 6938560), (3615, 5550848), (3840, 5225603), (3856, 5203920), (4820, 4163136), (5784, 3469280), (7230, 2775424), (7712, 2601960), (9640, 2081568), (11568, 1734640), (14460, 1387712), (15424, 1300980), (19280, 1040784), (21683, 925440), (23136, 867320), (28920, 693856), (30848, 650490), (38560, 520392), (43366, 462720), (46272, 433660), (57840, 346928), (61696, 325245), (65049, 308480), (77120, 260196), (86732, 231360), (92544, 216830), (108415, 185088), (115680, 173464), (130098, 154240)]