408065420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 1001011200

約数和(自身を除く): 592945780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 151, 194, 199, 302, 388, 398, 485, 604, 679, 755, 796, 970, 995, 1057, 1358, 1393, 1510, 1940, 1990, 2114, 2716, 2786, 3020, 3395, 3980, 4228, 5285, 5572, 6790, 6965, 10570, 13580, 13930, 14647, 19303, 21140, 27860, 29294, 30049, 38606, 58588, 60098, 73235, 77212, 96515, 102529, 120196, 135121, 146470, 150245, 193030, 205058, 210343, 270242, 292940, 300490, 386060, 410116, 420686, 512645, 540484, 600980, 675605, 841372, 1025290, 1051715, 1351210, 2050580, 2103430, 2702420, 2914753, 4206860, 5829506, 11659012, 14573765, 20403271, 29147530, 40806542, 58295060, 81613084, 102016355, 204032710, 408065420]

約数ペア:

[(1, 408065420), (2, 204032710), (4, 102016355), (5, 81613084), (7, 58295060), (10, 40806542), (14, 29147530), (20, 20403271), (28, 14573765), (35, 11659012), (70, 5829506), (97, 4206860), (140, 2914753), (151, 2702420), (194, 2103430), (199, 2050580), (302, 1351210), (388, 1051715), (398, 1025290), (485, 841372), (604, 675605), (679, 600980), (755, 540484), (796, 512645), (970, 420686), (995, 410116), (1057, 386060), (1358, 300490), (1393, 292940), (1510, 270242), (1940, 210343), (1990, 205058), (2114, 193030), (2716, 150245), (2786, 146470), (3020, 135121), (3395, 120196), (3980, 102529), (4228, 96515), (5285, 77212), (5572, 73235), (6790, 60098), (6965, 58588), (10570, 38606), (13580, 30049), (13930, 29294), (14647, 27860), (19303, 21140)]