15694740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 52835328

約数和(自身を除く): 37140588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 223, 230, 255, 276, 306, 340, 345, 391, 414, 446, 460, 510, 612, 669, 690, 765, 782, 828, 892, 1020, 1035, 1115, 1173, 1338, 1380, 1530, 1564, 1955, 2007, 2070, 2230, 2346, 2676, 3060, 3345, 3519, 3791, 3910, 4014, 4140, 4460, 4692, 5129, 5865, 6690, 7038, 7582, 7820, 8028, 10035, 10258, 11373, 11730, 13380, 14076, 15164, 15387, 17595, 18955, 20070, 20516, 22746, 23460, 25645, 30774, 34119, 35190, 37910, 40140, 45492, 46161, 51290, 56865, 61548, 68238, 70380, 75820, 76935, 87193, 92322, 102580, 113730, 136476, 153870, 170595, 174386, 184644, 227460, 230805, 261579, 307740, 341190, 348772, 435965, 461610, 523158, 682380, 784737, 871930, 923220, 1046316, 1307895, 1569474, 1743860, 2615790, 3138948, 3923685, 5231580, 7847370, 15694740]

約数ペア:

[(1, 15694740), (2, 7847370), (3, 5231580), (4, 3923685), (5, 3138948), (6, 2615790), (9, 1743860), (10, 1569474), (12, 1307895), (15, 1046316), (17, 923220), (18, 871930), (20, 784737), (23, 682380), (30, 523158), (34, 461610), (36, 435965), (45, 348772), (46, 341190), (51, 307740), (60, 261579), (68, 230805), (69, 227460), (85, 184644), (90, 174386), (92, 170595), (102, 153870), (115, 136476), (138, 113730), (153, 102580), (170, 92322), (180, 87193), (204, 76935), (207, 75820), (223, 70380), (230, 68238), (255, 61548), (276, 56865), (306, 51290), (340, 46161), (345, 45492), (391, 40140), (414, 37910), (446, 35190), (460, 34119), (510, 30774), (612, 25645), (669, 23460), (690, 22746), (765, 20516), (782, 20070), (828, 18955), (892, 17595), (1020, 15387), (1035, 15164), (1115, 14076), (1173, 13380), (1338, 11730), (1380, 11373), (1530, 10258), (1564, 10035), (1955, 8028), (2007, 7820), (2070, 7582), (2230, 7038), (2346, 6690), (2676, 5865), (3060, 5129), (3345, 4692), (3519, 4460), (3791, 4140), (3910, 4014)]