215401392

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:779

約数の個数: 120

約数和(自身を含む): 631749248

約数和(自身を除く): 416347856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 73, 93, 124, 144, 146, 186, 219, 248, 279, 292, 372, 438, 496, 558, 584, 657, 661, 744, 876, 1116, 1168, 1314, 1322, 1488, 1752, 1983, 2232, 2263, 2628, 2644, 3504, 3966, 4464, 4526, 5256, 5288, 5949, 6789, 7932, 9052, 10512, 10576, 11898, 13578, 15864, 18104, 20367, 20491, 23796, 27156, 31728, 36208, 40734, 40982, 47592, 48253, 54312, 61473, 81468, 81964, 95184, 96506, 108624, 122946, 144759, 162936, 163928, 184419, 193012, 245892, 289518, 325872, 327856, 368838, 386024, 434277, 491784, 579036, 737676, 772048, 868554, 983568, 1158072, 1475352, 1495843, 1737108, 2316144, 2950704, 2991686, 3474216, 4487529, 5983372, 6948432, 8975058, 11966744, 13462587, 17950116, 23933488, 26925174, 35900232, 53850348, 71800464, 107700696, 215401392]

約数ペア:

[(1, 215401392), (2, 107700696), (3, 71800464), (4, 53850348), (6, 35900232), (8, 26925174), (9, 23933488), (12, 17950116), (16, 13462587), (18, 11966744), (24, 8975058), (31, 6948432), (36, 5983372), (48, 4487529), (62, 3474216), (72, 2991686), (73, 2950704), (93, 2316144), (124, 1737108), (144, 1495843), (146, 1475352), (186, 1158072), (219, 983568), (248, 868554), (279, 772048), (292, 737676), (372, 579036), (438, 491784), (496, 434277), (558, 386024), (584, 368838), (657, 327856), (661, 325872), (744, 289518), (876, 245892), (1116, 193012), (1168, 184419), (1314, 163928), (1322, 162936), (1488, 144759), (1752, 122946), (1983, 108624), (2232, 96506), (2263, 95184), (2628, 81964), (2644, 81468), (3504, 61473), (3966, 54312), (4464, 48253), (4526, 47592), (5256, 40982), (5288, 40734), (5949, 36208), (6789, 31728), (7932, 27156), (9052, 23796), (10512, 20491), (10576, 20367), (11898, 18104), (13578, 15864)]