30789640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 84214080

約数和(自身を除く): 53424440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 683, 805, 920, 980, 1127, 1288, 1366, 1610, 1960, 2254, 2732, 3220, 3415, 4508, 4781, 5464, 5635, 6440, 6830, 9016, 9562, 11270, 13660, 15709, 19124, 22540, 23905, 27320, 31418, 33467, 38248, 45080, 47810, 62836, 66934, 78545, 95620, 109963, 125672, 133868, 157090, 167335, 191240, 219926, 267736, 314180, 334670, 439852, 549815, 628360, 669340, 769741, 879704, 1099630, 1338680, 1539482, 2199260, 3078964, 3848705, 4398520, 6157928, 7697410, 15394820, 30789640]

約数ペア:

[(1, 30789640), (2, 15394820), (4, 7697410), (5, 6157928), (7, 4398520), (8, 3848705), (10, 3078964), (14, 2199260), (20, 1539482), (23, 1338680), (28, 1099630), (35, 879704), (40, 769741), (46, 669340), (49, 628360), (56, 549815), (70, 439852), (92, 334670), (98, 314180), (115, 267736), (140, 219926), (161, 191240), (184, 167335), (196, 157090), (230, 133868), (245, 125672), (280, 109963), (322, 95620), (392, 78545), (460, 66934), (490, 62836), (644, 47810), (683, 45080), (805, 38248), (920, 33467), (980, 31418), (1127, 27320), (1288, 23905), (1366, 22540), (1610, 19124), (1960, 15709), (2254, 13660), (2732, 11270), (3220, 9562), (3415, 9016), (4508, 6830), (4781, 6440), (5464, 5635)]