20565567600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{71707}}^1$

素因数の和:71967

約数の個数: 120

約数和(自身を含む): 66154932480

約数和(自身を除く): 45589364880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 239, 240, 300, 400, 478, 600, 717, 956, 1195, 1200, 1434, 1912, 2390, 2868, 3585, 3824, 4780, 5736, 5975, 7170, 9560, 11472, 11950, 14340, 17925, 19120, 23900, 28680, 35850, 47800, 57360, 71700, 71707, 95600, 143400, 143414, 215121, 286800, 286828, 358535, 430242, 573656, 717070, 860484, 1075605, 1147312, 1434140, 1720968, 1792675, 2151210, 2868280, 3441936, 3585350, 4302420, 5378025, 5736560, 7170700, 8604840, 10756050, 14341400, 17137973, 17209680, 21512100, 28682800, 34275946, 43024200, 51413919, 68551892, 85689865, 86048400, 102827838, 137103784, 171379730, 205655676, 257069595, 274207568, 342759460, 411311352, 428449325, 514139190, 685518920, 822622704, 856898650, 1028278380, 1285347975, 1371037840, 1713797300, 2056556760, 2570695950, 3427594600, 4113113520, 5141391900, 6855189200, 10282783800, 20565567600]

約数ペア:

[(1, 20565567600), (2, 10282783800), (3, 6855189200), (4, 5141391900), (5, 4113113520), (6, 3427594600), (8, 2570695950), (10, 2056556760), (12, 1713797300), (15, 1371037840), (16, 1285347975), (20, 1028278380), (24, 856898650), (25, 822622704), (30, 685518920), (40, 514139190), (48, 428449325), (50, 411311352), (60, 342759460), (75, 274207568), (80, 257069595), (100, 205655676), (120, 171379730), (150, 137103784), (200, 102827838), (239, 86048400), (240, 85689865), (300, 68551892), (400, 51413919), (478, 43024200), (600, 34275946), (717, 28682800), (956, 21512100), (1195, 17209680), (1200, 17137973), (1434, 14341400), (1912, 10756050), (2390, 8604840), (2868, 7170700), (3585, 5736560), (3824, 5378025), (4780, 4302420), (5736, 3585350), (5975, 3441936), (7170, 2868280), (9560, 2151210), (11472, 1792675), (11950, 1720968), (14340, 1434140), (17925, 1147312), (19120, 1075605), (23900, 860484), (28680, 717070), (35850, 573656), (47800, 430242), (57360, 358535), (71700, 286828), (71707, 286800), (95600, 215121), (143400, 143414)]