391933730580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2216569}}^1$

素因数の和:2217009

約数の個数: 96

約数和(自身を含む): 1257167573760

約数和(自身を除く): 865233843180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 421, 842, 1263, 1684, 2105, 2526, 2947, 4210, 5052, 5894, 6315, 8420, 8841, 11788, 12630, 14735, 17682, 25260, 29470, 35364, 44205, 58940, 88410, 176820, 2216569, 4433138, 6649707, 8866276, 11082845, 13299414, 15515983, 22165690, 26598828, 31031966, 33248535, 44331380, 46547949, 62063932, 66497070, 77579915, 93095898, 132994140, 155159830, 186191796, 232739745, 310319660, 465479490, 930958980, 933175549, 1866351098, 2799526647, 3732702196, 4665877745, 5599053294, 6532228843, 9331755490, 11198106588, 13064457686, 13997633235, 18663510980, 19596686529, 26128915372, 27995266470, 32661144215, 39193373058, 55990532940, 65322288430, 78386746116, 97983432645, 130644576860, 195966865290, 391933730580]

約数ペア:

[(1, 391933730580), (2, 195966865290), (3, 130644576860), (4, 97983432645), (5, 78386746116), (6, 65322288430), (7, 55990532940), (10, 39193373058), (12, 32661144215), (14, 27995266470), (15, 26128915372), (20, 19596686529), (21, 18663510980), (28, 13997633235), (30, 13064457686), (35, 11198106588), (42, 9331755490), (60, 6532228843), (70, 5599053294), (84, 4665877745), (105, 3732702196), (140, 2799526647), (210, 1866351098), (420, 933175549), (421, 930958980), (842, 465479490), (1263, 310319660), (1684, 232739745), (2105, 186191796), (2526, 155159830), (2947, 132994140), (4210, 93095898), (5052, 77579915), (5894, 66497070), (6315, 62063932), (8420, 46547949), (8841, 44331380), (11788, 33248535), (12630, 31031966), (14735, 26598828), (17682, 22165690), (25260, 15515983), (29470, 13299414), (35364, 11082845), (44205, 8866276), (58940, 6649707), (88410, 4433138), (176820, 2216569)]