31014840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 99993600

約数和(自身を除く): 68978760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 95, 114, 120, 122, 152, 183, 190, 223, 228, 244, 285, 305, 366, 380, 446, 456, 488, 570, 610, 669, 732, 760, 892, 915, 1115, 1140, 1159, 1220, 1338, 1464, 1784, 1830, 2230, 2280, 2318, 2440, 2676, 3345, 3477, 3660, 4237, 4460, 4636, 5352, 5795, 6690, 6954, 7320, 8474, 8920, 9272, 11590, 12711, 13380, 13603, 13908, 16948, 17385, 21185, 23180, 25422, 26760, 27206, 27816, 33896, 34770, 40809, 42370, 46360, 50844, 54412, 63555, 68015, 69540, 81618, 84740, 101688, 108824, 127110, 136030, 139080, 163236, 169480, 204045, 254220, 258457, 272060, 326472, 408090, 508440, 516914, 544120, 775371, 816180, 1033828, 1292285, 1550742, 1632360, 2067656, 2584570, 3101484, 3876855, 5169140, 6202968, 7753710, 10338280, 15507420, 31014840]

約数ペア:

[(1, 31014840), (2, 15507420), (3, 10338280), (4, 7753710), (5, 6202968), (6, 5169140), (8, 3876855), (10, 3101484), (12, 2584570), (15, 2067656), (19, 1632360), (20, 1550742), (24, 1292285), (30, 1033828), (38, 816180), (40, 775371), (57, 544120), (60, 516914), (61, 508440), (76, 408090), (95, 326472), (114, 272060), (120, 258457), (122, 254220), (152, 204045), (183, 169480), (190, 163236), (223, 139080), (228, 136030), (244, 127110), (285, 108824), (305, 101688), (366, 84740), (380, 81618), (446, 69540), (456, 68015), (488, 63555), (570, 54412), (610, 50844), (669, 46360), (732, 42370), (760, 40809), (892, 34770), (915, 33896), (1115, 27816), (1140, 27206), (1159, 26760), (1220, 25422), (1338, 23180), (1464, 21185), (1784, 17385), (1830, 16948), (2230, 13908), (2280, 13603), (2318, 13380), (2440, 12711), (2676, 11590), (3345, 9272), (3477, 8920), (3660, 8474), (4237, 7320), (4460, 6954), (4636, 6690), (5352, 5795)]