258042720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3181}}^1$

素因数の和:3225

約数の個数: 144

約数和(自身を含む): 880446672

約数和(自身を除く): 622403952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2704, 3120, 3181, 3380, 4056, 5070, 5408, 6240, 6362, 6760, 8112, 9543, 10140, 12724, 13520, 15905, 16224, 19086, 20280, 25448, 27040, 31810, 38172, 40560, 41353, 47715, 50896, 63620, 76344, 81120, 82706, 95430, 101792, 124059, 127240, 152688, 165412, 190860, 206765, 248118, 254480, 305376, 330824, 381720, 413530, 496236, 508960, 537589, 620295, 661648, 763440, 827060, 992472, 1075178, 1240590, 1323296, 1526880, 1612767, 1654120, 1984944, 2150356, 2481180, 2687945, 3225534, 3308240, 3969888, 4300712, 4962360, 5375890, 6451068, 6616480, 8063835, 8601424, 9924720, 10751780, 12902136, 16127670, 17202848, 19849440, 21503560, 25804272, 32255340, 43007120, 51608544, 64510680, 86014240, 129021360, 258042720]

約数ペア:

[(1, 258042720), (2, 129021360), (3, 86014240), (4, 64510680), (5, 51608544), (6, 43007120), (8, 32255340), (10, 25804272), (12, 21503560), (13, 19849440), (15, 17202848), (16, 16127670), (20, 12902136), (24, 10751780), (26, 9924720), (30, 8601424), (32, 8063835), (39, 6616480), (40, 6451068), (48, 5375890), (52, 4962360), (60, 4300712), (65, 3969888), (78, 3308240), (80, 3225534), (96, 2687945), (104, 2481180), (120, 2150356), (130, 1984944), (156, 1654120), (160, 1612767), (169, 1526880), (195, 1323296), (208, 1240590), (240, 1075178), (260, 992472), (312, 827060), (338, 763440), (390, 661648), (416, 620295), (480, 537589), (507, 508960), (520, 496236), (624, 413530), (676, 381720), (780, 330824), (845, 305376), (1014, 254480), (1040, 248118), (1248, 206765), (1352, 190860), (1560, 165412), (1690, 152688), (2028, 127240), (2080, 124059), (2535, 101792), (2704, 95430), (3120, 82706), (3181, 81120), (3380, 76344), (4056, 63620), (5070, 50896), (5408, 47715), (6240, 41353), (6362, 40560), (6760, 38172), (8112, 31810), (9543, 27040), (10140, 25448), (12724, 20280), (13520, 19086), (15905, 16224)]