131472120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1285

約数の個数: 128

約数和(自身を含む): 431101440

約数和(自身を除く): 299629320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 195, 213, 260, 284, 312, 355, 390, 426, 520, 568, 710, 780, 852, 923, 1065, 1187, 1420, 1560, 1704, 1846, 2130, 2374, 2769, 2840, 3561, 3692, 4260, 4615, 4748, 5538, 5935, 7122, 7384, 8520, 9230, 9496, 11076, 11870, 13845, 14244, 15431, 17805, 18460, 22152, 23740, 27690, 28488, 30862, 35610, 36920, 46293, 47480, 55380, 61724, 71220, 77155, 84277, 92586, 110760, 123448, 142440, 154310, 168554, 185172, 231465, 252831, 308620, 337108, 370344, 421385, 462930, 505662, 617240, 674216, 842770, 925860, 1011324, 1095601, 1264155, 1685540, 1851720, 2022648, 2191202, 2528310, 3286803, 3371080, 4382404, 5056620, 5478005, 6573606, 8764808, 10113240, 10956010, 13147212, 16434015, 21912020, 26294424, 32868030, 43824040, 65736060, 131472120]

約数ペア:

[(1, 131472120), (2, 65736060), (3, 43824040), (4, 32868030), (5, 26294424), (6, 21912020), (8, 16434015), (10, 13147212), (12, 10956010), (13, 10113240), (15, 8764808), (20, 6573606), (24, 5478005), (26, 5056620), (30, 4382404), (39, 3371080), (40, 3286803), (52, 2528310), (60, 2191202), (65, 2022648), (71, 1851720), (78, 1685540), (104, 1264155), (120, 1095601), (130, 1011324), (142, 925860), (156, 842770), (195, 674216), (213, 617240), (260, 505662), (284, 462930), (312, 421385), (355, 370344), (390, 337108), (426, 308620), (520, 252831), (568, 231465), (710, 185172), (780, 168554), (852, 154310), (923, 142440), (1065, 123448), (1187, 110760), (1420, 92586), (1560, 84277), (1704, 77155), (1846, 71220), (2130, 61724), (2374, 55380), (2769, 47480), (2840, 46293), (3561, 36920), (3692, 35610), (4260, 30862), (4615, 28488), (4748, 27690), (5538, 23740), (5935, 22152), (7122, 18460), (7384, 17805), (8520, 15431), (9230, 14244), (9496, 13845), (11076, 11870)]