129974320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7487}}^1$

素因数の和:7538

約数の個数: 80

約数和(自身を含む): 356548608

約数和(自身を除く): 226574288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 7487, 8680, 14974, 17360, 29948, 37435, 52409, 59896, 74870, 104818, 119792, 149740, 209636, 232097, 262045, 299480, 419272, 464194, 524090, 598960, 838544, 928388, 1048180, 1160485, 1624679, 1856776, 2096360, 2320970, 3249358, 3713552, 4192720, 4641940, 6498716, 8123395, 9283880, 12997432, 16246790, 18567760, 25994864, 32493580, 64987160, 129974320]

約数ペア:

[(1, 129974320), (2, 64987160), (4, 32493580), (5, 25994864), (7, 18567760), (8, 16246790), (10, 12997432), (14, 9283880), (16, 8123395), (20, 6498716), (28, 4641940), (31, 4192720), (35, 3713552), (40, 3249358), (56, 2320970), (62, 2096360), (70, 1856776), (80, 1624679), (112, 1160485), (124, 1048180), (140, 928388), (155, 838544), (217, 598960), (248, 524090), (280, 464194), (310, 419272), (434, 299480), (496, 262045), (560, 232097), (620, 209636), (868, 149740), (1085, 119792), (1240, 104818), (1736, 74870), (2170, 59896), (2480, 52409), (3472, 37435), (4340, 29948), (7487, 17360), (8680, 14974)]