30672080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1236

約数の個数: 80

約数和(自身を含む): 79548480

約数和(自身を除く): 48876400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1187, 1292, 1360, 1520, 1615, 2374, 2584, 3230, 4748, 5168, 5935, 6460, 9496, 11870, 12920, 18992, 20179, 22553, 23740, 25840, 40358, 45106, 47480, 80716, 90212, 94960, 100895, 112765, 161432, 180424, 201790, 225530, 322864, 360848, 383401, 403580, 451060, 766802, 807160, 902120, 1533604, 1614320, 1804240, 1917005, 3067208, 3834010, 6134416, 7668020, 15336040, 30672080]

約数ペア:

[(1, 30672080), (2, 15336040), (4, 7668020), (5, 6134416), (8, 3834010), (10, 3067208), (16, 1917005), (17, 1804240), (19, 1614320), (20, 1533604), (34, 902120), (38, 807160), (40, 766802), (68, 451060), (76, 403580), (80, 383401), (85, 360848), (95, 322864), (136, 225530), (152, 201790), (170, 180424), (190, 161432), (272, 112765), (304, 100895), (323, 94960), (340, 90212), (380, 80716), (646, 47480), (680, 45106), (760, 40358), (1187, 25840), (1292, 23740), (1360, 22553), (1520, 20179), (1615, 18992), (2374, 12920), (2584, 11870), (3230, 9496), (4748, 6460), (5168, 5935)]