74895520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 211754088

約数和(自身を除く): 136858568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 233, 245, 280, 287, 328, 392, 410, 466, 490, 560, 574, 656, 784, 820, 932, 980, 1120, 1148, 1165, 1312, 1435, 1568, 1631, 1640, 1864, 1960, 2009, 2296, 2330, 2870, 3262, 3280, 3728, 3920, 4018, 4592, 4660, 5740, 6524, 6560, 7456, 7840, 8036, 8155, 9184, 9320, 9553, 10045, 11417, 11480, 13048, 16072, 16310, 18640, 19106, 20090, 22834, 22960, 26096, 32144, 32620, 37280, 38212, 40180, 45668, 45920, 47765, 52192, 57085, 64288, 65240, 66871, 76424, 80360, 91336, 95530, 114170, 130480, 133742, 152848, 160720, 182672, 191060, 228340, 260960, 267484, 305696, 321440, 334355, 365344, 382120, 456680, 468097, 534968, 668710, 764240, 913360, 936194, 1069936, 1337420, 1528480, 1826720, 1872388, 2139872, 2340485, 2674840, 3744776, 4680970, 5349680, 7489552, 9361940, 10699360, 14979104, 18723880, 37447760, 74895520]

約数ペア:

[(1, 74895520), (2, 37447760), (4, 18723880), (5, 14979104), (7, 10699360), (8, 9361940), (10, 7489552), (14, 5349680), (16, 4680970), (20, 3744776), (28, 2674840), (32, 2340485), (35, 2139872), (40, 1872388), (41, 1826720), (49, 1528480), (56, 1337420), (70, 1069936), (80, 936194), (82, 913360), (98, 764240), (112, 668710), (140, 534968), (160, 468097), (164, 456680), (196, 382120), (205, 365344), (224, 334355), (233, 321440), (245, 305696), (280, 267484), (287, 260960), (328, 228340), (392, 191060), (410, 182672), (466, 160720), (490, 152848), (560, 133742), (574, 130480), (656, 114170), (784, 95530), (820, 91336), (932, 80360), (980, 76424), (1120, 66871), (1148, 65240), (1165, 64288), (1312, 57085), (1435, 52192), (1568, 47765), (1631, 45920), (1640, 45668), (1864, 40180), (1960, 38212), (2009, 37280), (2296, 32620), (2330, 32144), (2870, 26096), (3262, 22960), (3280, 22834), (3728, 20090), (3920, 19106), (4018, 18640), (4592, 16310), (4660, 16072), (5740, 13048), (6524, 11480), (6560, 11417), (7456, 10045), (7840, 9553), (8036, 9320), (8155, 9184)]