15701880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 51321600

約数和(自身を除く): 35619720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 179, 204, 215, 255, 258, 340, 344, 358, 408, 430, 510, 516, 537, 645, 680, 716, 731, 860, 895, 1020, 1032, 1074, 1290, 1432, 1462, 1720, 1790, 2040, 2148, 2193, 2580, 2685, 2924, 3043, 3580, 3655, 4296, 4386, 5160, 5370, 5848, 6086, 7160, 7310, 7697, 8772, 9129, 10740, 10965, 12172, 14620, 15215, 15394, 17544, 18258, 21480, 21930, 23091, 24344, 29240, 30430, 30788, 36516, 38485, 43860, 45645, 46182, 60860, 61576, 73032, 76970, 87720, 91290, 92364, 115455, 121720, 130849, 153940, 182580, 184728, 230910, 261698, 307880, 365160, 392547, 461820, 523396, 654245, 785094, 923640, 1046792, 1308490, 1570188, 1962735, 2616980, 3140376, 3925470, 5233960, 7850940, 15701880]

約数ペア:

[(1, 15701880), (2, 7850940), (3, 5233960), (4, 3925470), (5, 3140376), (6, 2616980), (8, 1962735), (10, 1570188), (12, 1308490), (15, 1046792), (17, 923640), (20, 785094), (24, 654245), (30, 523396), (34, 461820), (40, 392547), (43, 365160), (51, 307880), (60, 261698), (68, 230910), (85, 184728), (86, 182580), (102, 153940), (120, 130849), (129, 121720), (136, 115455), (170, 92364), (172, 91290), (179, 87720), (204, 76970), (215, 73032), (255, 61576), (258, 60860), (340, 46182), (344, 45645), (358, 43860), (408, 38485), (430, 36516), (510, 30788), (516, 30430), (537, 29240), (645, 24344), (680, 23091), (716, 21930), (731, 21480), (860, 18258), (895, 17544), (1020, 15394), (1032, 15215), (1074, 14620), (1290, 12172), (1432, 10965), (1462, 10740), (1720, 9129), (1790, 8772), (2040, 7697), (2148, 7310), (2193, 7160), (2580, 6086), (2685, 5848), (2924, 5370), (3043, 5160), (3580, 4386), (3655, 4296)]