248435280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20297}}^1$

素因数の和:20333

約数の個数: 120

約数和(自身を含む): 883450152

約数和(自身を除く): 635014872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240, 20297, 40594, 60891, 81188, 101485, 121782, 162376, 182673, 202970, 243564, 304455, 324752, 345049, 365346, 405940, 487128, 608910, 690098, 730692, 811880, 913365, 974256, 1035147, 1217820, 1380196, 1461384, 1623760, 1725245, 1826730, 2070294, 2435640, 2760392, 2922768, 3105441, 3450490, 3653460, 4140588, 4871280, 5175735, 5520784, 6210882, 6900980, 7306920, 8281176, 10351470, 12421764, 13801960, 14613840, 15527205, 16562352, 20702940, 24843528, 27603920, 31054410, 41405880, 49687056, 62108820, 82811760, 124217640, 248435280]

約数ペア:

[(1, 248435280), (2, 124217640), (3, 82811760), (4, 62108820), (5, 49687056), (6, 41405880), (8, 31054410), (9, 27603920), (10, 24843528), (12, 20702940), (15, 16562352), (16, 15527205), (17, 14613840), (18, 13801960), (20, 12421764), (24, 10351470), (30, 8281176), (34, 7306920), (36, 6900980), (40, 6210882), (45, 5520784), (48, 5175735), (51, 4871280), (60, 4140588), (68, 3653460), (72, 3450490), (80, 3105441), (85, 2922768), (90, 2760392), (102, 2435640), (120, 2070294), (136, 1826730), (144, 1725245), (153, 1623760), (170, 1461384), (180, 1380196), (204, 1217820), (240, 1035147), (255, 974256), (272, 913365), (306, 811880), (340, 730692), (360, 690098), (408, 608910), (510, 487128), (612, 405940), (680, 365346), (720, 345049), (765, 324752), (816, 304455), (1020, 243564), (1224, 202970), (1360, 182673), (1530, 162376), (2040, 121782), (2448, 101485), (3060, 81188), (4080, 60891), (6120, 40594), (12240, 20297)]