215385216

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:646

約数の個数: 128

約数和(自身を含む): 614692800

約数和(自身を除く): 399307584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 53, 57, 64, 76, 96, 106, 114, 128, 152, 159, 192, 212, 228, 304, 318, 384, 424, 456, 557, 608, 636, 848, 912, 1007, 1114, 1216, 1272, 1671, 1696, 1824, 2014, 2228, 2432, 2544, 3021, 3342, 3392, 3648, 4028, 4456, 5088, 6042, 6684, 6784, 7296, 8056, 8912, 10176, 10583, 12084, 13368, 16112, 17824, 20352, 21166, 24168, 26736, 29521, 31749, 32224, 35648, 42332, 48336, 53472, 59042, 63498, 64448, 71296, 84664, 88563, 96672, 106944, 118084, 126996, 128896, 169328, 177126, 193344, 213888, 236168, 253992, 338656, 354252, 386688, 472336, 507984, 560899, 677312, 708504, 944672, 1015968, 1121798, 1354624, 1417008, 1682697, 1889344, 2031936, 2243596, 2834016, 3365394, 3778688, 4063872, 4487192, 5668032, 6730788, 8974384, 11336064, 13461576, 17948768, 26923152, 35897536, 53846304, 71795072, 107692608, 215385216]

約数ペア:

[(1, 215385216), (2, 107692608), (3, 71795072), (4, 53846304), (6, 35897536), (8, 26923152), (12, 17948768), (16, 13461576), (19, 11336064), (24, 8974384), (32, 6730788), (38, 5668032), (48, 4487192), (53, 4063872), (57, 3778688), (64, 3365394), (76, 2834016), (96, 2243596), (106, 2031936), (114, 1889344), (128, 1682697), (152, 1417008), (159, 1354624), (192, 1121798), (212, 1015968), (228, 944672), (304, 708504), (318, 677312), (384, 560899), (424, 507984), (456, 472336), (557, 386688), (608, 354252), (636, 338656), (848, 253992), (912, 236168), (1007, 213888), (1114, 193344), (1216, 177126), (1272, 169328), (1671, 128896), (1696, 126996), (1824, 118084), (2014, 106944), (2228, 96672), (2432, 88563), (2544, 84664), (3021, 71296), (3342, 64448), (3392, 63498), (3648, 59042), (4028, 53472), (4456, 48336), (5088, 42332), (6042, 35648), (6684, 32224), (6784, 31749), (7296, 29521), (8056, 26736), (8912, 24168), (10176, 21166), (10583, 20352), (12084, 17824), (13368, 16112)]