227353980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1039}}^1$

素因数の和:1579

約数の個数: 96

約数和(自身を含む): 729630720

約数和(自身を除く): 502276740

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, 521, 1039, 1042, 1563, 2078, 2084, 2605, 3117, 3126, 3647, 4156, 5195, 5210, 6234, 6252, 7273, 7294, 7815, 10390, 10420, 10941, 12468, 14546, 14588, 15585, 15630, 18235, 20780, 21819, 21882, 29092, 31170, 31260, 36365, 36470, 43638, 43764, 54705, 62340, 72730, 72940, 87276, 109095, 109410, 145460, 218190, 218820, 436380, 541319, 1082638, 1623957, 2165276, 2706595, 3247914, 3789233, 5413190, 6495828, 7578466, 8119785, 10826380, 11367699, 15156932, 16239570, 18946165, 22735398, 32479140, 37892330, 45470796, 56838495, 75784660, 113676990, 227353980]

約数ペア:

[(1, 227353980), (2, 113676990), (3, 75784660), (4, 56838495), (5, 45470796), (6, 37892330), (7, 32479140), (10, 22735398), (12, 18946165), (14, 16239570), (15, 15156932), (20, 11367699), (21, 10826380), (28, 8119785), (30, 7578466), (35, 6495828), (42, 5413190), (60, 3789233), (70, 3247914), (84, 2706595), (105, 2165276), (140, 1623957), (210, 1082638), (420, 541319), (521, 436380), (1039, 218820), (1042, 218190), (1563, 145460), (2078, 109410), (2084, 109095), (2605, 87276), (3117, 72940), (3126, 72730), (3647, 62340), (4156, 54705), (5195, 43764), (5210, 43638), (6234, 36470), (6252, 36365), (7273, 31260), (7294, 31170), (7815, 29092), (10390, 21882), (10420, 21819), (10941, 20780), (12468, 18235), (14546, 15630), (14588, 15585)]