253247680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:583

約数の個数: 168

約数和(自身を含む): 725521536

約数和(自身を除く): 472273856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 521, 560, 620, 784, 868, 980, 992, 1042, 1085, 1120, 1240, 1519, 1568, 1736, 1960, 1984, 2084, 2170, 2240, 2480, 2605, 3038, 3136, 3472, 3647, 3920, 4168, 4340, 4960, 5210, 6076, 6944, 7294, 7595, 7840, 8336, 8680, 9920, 10420, 12152, 13888, 14588, 15190, 15680, 16151, 16672, 17360, 18235, 20840, 24304, 25529, 29176, 30380, 32302, 33344, 34720, 36470, 41680, 48608, 51058, 58352, 60760, 64604, 69440, 72940, 80755, 83360, 97216, 102116, 113057, 116704, 121520, 127645, 129208, 145880, 161510, 166720, 204232, 226114, 233408, 243040, 255290, 258416, 291760, 323020, 408464, 452228, 486080, 510580, 516832, 565285, 583520, 646040, 791399, 816928, 904456, 1021160, 1033664, 1130570, 1167040, 1292080, 1582798, 1633856, 1808912, 2042320, 2261140, 2584160, 3165596, 3617824, 3956995, 4084640, 4522280, 5168320, 6331192, 7235648, 7913990, 8169280, 9044560, 12662384, 15827980, 18089120, 25324768, 31655960, 36178240, 50649536, 63311920, 126623840, 253247680]

約数ペア:

[(1, 253247680), (2, 126623840), (4, 63311920), (5, 50649536), (7, 36178240), (8, 31655960), (10, 25324768), (14, 18089120), (16, 15827980), (20, 12662384), (28, 9044560), (31, 8169280), (32, 7913990), (35, 7235648), (40, 6331192), (49, 5168320), (56, 4522280), (62, 4084640), (64, 3956995), (70, 3617824), (80, 3165596), (98, 2584160), (112, 2261140), (124, 2042320), (140, 1808912), (155, 1633856), (160, 1582798), (196, 1292080), (217, 1167040), (224, 1130570), (245, 1033664), (248, 1021160), (280, 904456), (310, 816928), (320, 791399), (392, 646040), (434, 583520), (448, 565285), (490, 516832), (496, 510580), (521, 486080), (560, 452228), (620, 408464), (784, 323020), (868, 291760), (980, 258416), (992, 255290), (1042, 243040), (1085, 233408), (1120, 226114), (1240, 204232), (1519, 166720), (1568, 161510), (1736, 145880), (1960, 129208), (1984, 127645), (2084, 121520), (2170, 116704), (2240, 113057), (2480, 102116), (2605, 97216), (3038, 83360), (3136, 80755), (3472, 72940), (3647, 69440), (3920, 64604), (4168, 60760), (4340, 58352), (4960, 51058), (5210, 48608), (6076, 41680), (6944, 36470), (7294, 34720), (7595, 33344), (7840, 32302), (8336, 30380), (8680, 29176), (9920, 25529), (10420, 24304), (12152, 20840), (13888, 18235), (14588, 17360), (15190, 16672), (15680, 16151)]