381044560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:333

約数の個数: 160

約数和(自身を含む): 1007935488

約数和(自身を除く): 626890928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 53, 62, 65, 80, 104, 106, 124, 130, 155, 208, 212, 223, 248, 260, 265, 310, 403, 424, 446, 496, 520, 530, 620, 689, 806, 848, 892, 1040, 1060, 1115, 1240, 1378, 1612, 1643, 1784, 2015, 2120, 2230, 2480, 2756, 2899, 3224, 3286, 3445, 3568, 4030, 4240, 4460, 5512, 5798, 6448, 6572, 6890, 6913, 8060, 8215, 8920, 11024, 11596, 11819, 13144, 13780, 13826, 14495, 16120, 16430, 17840, 21359, 23192, 23638, 26288, 27560, 27652, 28990, 32240, 32860, 34565, 42718, 46384, 47276, 55120, 55304, 57980, 59095, 65720, 69130, 85436, 89869, 94552, 106795, 110608, 115960, 118190, 131440, 138260, 153647, 170872, 179738, 189104, 213590, 231920, 236380, 276520, 307294, 341744, 359476, 366389, 427180, 449345, 472760, 553040, 614588, 718952, 732778, 768235, 854360, 898690, 945520, 1229176, 1437904, 1465556, 1536470, 1708720, 1797380, 1831945, 2458352, 2931112, 3072940, 3594760, 3663890, 4763057, 5862224, 6145880, 7189520, 7327780, 9526114, 12291760, 14655560, 19052228, 23815285, 29311120, 38104456, 47630570, 76208912, 95261140, 190522280, 381044560]

約数ペア:

[(1, 381044560), (2, 190522280), (4, 95261140), (5, 76208912), (8, 47630570), (10, 38104456), (13, 29311120), (16, 23815285), (20, 19052228), (26, 14655560), (31, 12291760), (40, 9526114), (52, 7327780), (53, 7189520), (62, 6145880), (65, 5862224), (80, 4763057), (104, 3663890), (106, 3594760), (124, 3072940), (130, 2931112), (155, 2458352), (208, 1831945), (212, 1797380), (223, 1708720), (248, 1536470), (260, 1465556), (265, 1437904), (310, 1229176), (403, 945520), (424, 898690), (446, 854360), (496, 768235), (520, 732778), (530, 718952), (620, 614588), (689, 553040), (806, 472760), (848, 449345), (892, 427180), (1040, 366389), (1060, 359476), (1115, 341744), (1240, 307294), (1378, 276520), (1612, 236380), (1643, 231920), (1784, 213590), (2015, 189104), (2120, 179738), (2230, 170872), (2480, 153647), (2756, 138260), (2899, 131440), (3224, 118190), (3286, 115960), (3445, 110608), (3568, 106795), (4030, 94552), (4240, 89869), (4460, 85436), (5512, 69130), (5798, 65720), (6448, 59095), (6572, 57980), (6890, 55304), (6913, 55120), (8060, 47276), (8215, 46384), (8920, 42718), (11024, 34565), (11596, 32860), (11819, 32240), (13144, 28990), (13780, 27652), (13826, 27560), (14495, 26288), (16120, 23638), (16430, 23192), (17840, 21359)]