1875139840

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{4271}}^1$

素因数の和:4313

約数の個数: 144

約数和(自身を含む): 5239180800

約数和(自身を除く): 3364040960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1120, 1280, 1372, 1568, 1715, 1792, 1960, 2240, 2744, 3136, 3430, 3920, 4271, 4480, 5488, 6272, 6860, 7840, 8542, 8960, 10976, 12544, 13720, 15680, 17084, 21355, 21952, 27440, 29897, 31360, 34168, 42710, 43904, 54880, 59794, 62720, 68336, 85420, 87808, 109760, 119588, 136672, 149485, 170840, 209279, 219520, 239176, 273344, 298970, 341680, 418558, 439040, 478352, 546688, 597940, 683360, 837116, 956704, 1046395, 1093376, 1195880, 1366720, 1464953, 1674232, 1913408, 2092790, 2391760, 2733440, 2929906, 3348464, 3826816, 4185580, 4783520, 5466880, 5859812, 6696928, 7324765, 7653632, 8371160, 9567040, 11719624, 13393856, 14649530, 16742320, 19134080, 23439248, 26787712, 29299060, 33484640, 38268160, 46878496, 53575424, 58598120, 66969280, 93756992, 117196240, 133938560, 187513984, 234392480, 267877120, 375027968, 468784960, 937569920, 1875139840]

約数ペア:

[(1, 1875139840), (2, 937569920), (4, 468784960), (5, 375027968), (7, 267877120), (8, 234392480), (10, 187513984), (14, 133938560), (16, 117196240), (20, 93756992), (28, 66969280), (32, 58598120), (35, 53575424), (40, 46878496), (49, 38268160), (56, 33484640), (64, 29299060), (70, 26787712), (80, 23439248), (98, 19134080), (112, 16742320), (128, 14649530), (140, 13393856), (160, 11719624), (196, 9567040), (224, 8371160), (245, 7653632), (256, 7324765), (280, 6696928), (320, 5859812), (343, 5466880), (392, 4783520), (448, 4185580), (490, 3826816), (560, 3348464), (640, 2929906), (686, 2733440), (784, 2391760), (896, 2092790), (980, 1913408), (1120, 1674232), (1280, 1464953), (1372, 1366720), (1568, 1195880), (1715, 1093376), (1792, 1046395), (1960, 956704), (2240, 837116), (2744, 683360), (3136, 597940), (3430, 546688), (3920, 478352), (4271, 439040), (4480, 418558), (5488, 341680), (6272, 298970), (6860, 273344), (7840, 239176), (8542, 219520), (8960, 209279), (10976, 170840), (12544, 149485), (13720, 136672), (15680, 119588), (17084, 109760), (21355, 87808), (21952, 85420), (27440, 68336), (29897, 62720), (31360, 59794), (34168, 54880), (42710, 43904)]