259948640

素因数分解:

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

素因数の和:7540

約数の個数: 96

約数和(自身を含む): 724598784

約数和(自身を除く): 464650144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 4340, 4960, 6944, 7487, 8680, 14974, 17360, 29948, 34720, 37435, 52409, 59896, 74870, 104818, 119792, 149740, 209636, 232097, 239584, 262045, 299480, 419272, 464194, 524090, 598960, 838544, 928388, 1048180, 1160485, 1197920, 1624679, 1677088, 1856776, 2096360, 2320970, 3249358, 3713552, 4192720, 4641940, 6498716, 7427104, 8123395, 8385440, 9283880, 12997432, 16246790, 18567760, 25994864, 32493580, 37135520, 51989728, 64987160, 129974320, 259948640]

約数ペア:

[(1, 259948640), (2, 129974320), (4, 64987160), (5, 51989728), (7, 37135520), (8, 32493580), (10, 25994864), (14, 18567760), (16, 16246790), (20, 12997432), (28, 9283880), (31, 8385440), (32, 8123395), (35, 7427104), (40, 6498716), (56, 4641940), (62, 4192720), (70, 3713552), (80, 3249358), (112, 2320970), (124, 2096360), (140, 1856776), (155, 1677088), (160, 1624679), (217, 1197920), (224, 1160485), (248, 1048180), (280, 928388), (310, 838544), (434, 598960), (496, 524090), (560, 464194), (620, 419272), (868, 299480), (992, 262045), (1085, 239584), (1120, 232097), (1240, 209636), (1736, 149740), (2170, 119792), (2480, 104818), (3472, 74870), (4340, 59896), (4960, 52409), (6944, 37435), (7487, 34720), (8680, 29948), (14974, 17360)]