126623840

素因数分解:

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

素因数の和:581

約数の個数: 144

約数和(自身を含む): 359904384

約数和(自身を除く): 233280544

約数列:

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

約数ペア:

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