190522280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 487710720

約数和(自身を除く): 297188440

約数列:

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

約数ペア:

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