138687480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1499}}^1$

素因数の和:1773

約数の個数: 96

約数和(自身を含む): 452790000

約数和(自身を除く): 314102520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 257, 360, 514, 771, 1028, 1285, 1499, 1542, 2056, 2313, 2570, 2998, 3084, 3855, 4497, 4626, 5140, 5996, 6168, 7495, 7710, 8994, 9252, 10280, 11565, 11992, 13491, 14990, 15420, 17988, 18504, 22485, 23130, 26982, 29980, 30840, 35976, 44970, 46260, 53964, 59960, 67455, 89940, 92520, 107928, 134910, 179880, 269820, 385243, 539640, 770486, 1155729, 1540972, 1926215, 2311458, 3081944, 3467187, 3852430, 4622916, 5778645, 6934374, 7704860, 9245832, 11557290, 13868748, 15409720, 17335935, 23114580, 27737496, 34671870, 46229160, 69343740, 138687480]

約数ペア:

[(1, 138687480), (2, 69343740), (3, 46229160), (4, 34671870), (5, 27737496), (6, 23114580), (8, 17335935), (9, 15409720), (10, 13868748), (12, 11557290), (15, 9245832), (18, 7704860), (20, 6934374), (24, 5778645), (30, 4622916), (36, 3852430), (40, 3467187), (45, 3081944), (60, 2311458), (72, 1926215), (90, 1540972), (120, 1155729), (180, 770486), (257, 539640), (360, 385243), (514, 269820), (771, 179880), (1028, 134910), (1285, 107928), (1499, 92520), (1542, 89940), (2056, 67455), (2313, 59960), (2570, 53964), (2998, 46260), (3084, 44970), (3855, 35976), (4497, 30840), (4626, 29980), (5140, 26982), (5996, 23130), (6168, 22485), (7495, 18504), (7710, 17988), (8994, 15420), (9252, 14990), (10280, 13491), (11565, 11992)]