31357050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 83030400

約数和(自身を除く): 51673350

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 61, 69, 75, 115, 122, 138, 149, 150, 183, 230, 298, 305, 345, 366, 447, 575, 610, 690, 745, 894, 915, 1150, 1403, 1490, 1525, 1725, 1830, 2235, 2806, 3050, 3427, 3450, 3725, 4209, 4470, 4575, 6854, 7015, 7450, 8418, 9089, 9150, 10281, 11175, 14030, 17135, 18178, 20562, 21045, 22350, 27267, 34270, 35075, 42090, 45445, 51405, 54534, 70150, 85675, 90890, 102810, 105225, 136335, 171350, 209047, 210450, 227225, 257025, 272670, 418094, 454450, 514050, 627141, 681675, 1045235, 1254282, 1363350, 2090470, 3135705, 5226175, 6271410, 10452350, 15678525, 31357050]

約数ペア:

[(1, 31357050), (2, 15678525), (3, 10452350), (5, 6271410), (6, 5226175), (10, 3135705), (15, 2090470), (23, 1363350), (25, 1254282), (30, 1045235), (46, 681675), (50, 627141), (61, 514050), (69, 454450), (75, 418094), (115, 272670), (122, 257025), (138, 227225), (149, 210450), (150, 209047), (183, 171350), (230, 136335), (298, 105225), (305, 102810), (345, 90890), (366, 85675), (447, 70150), (575, 54534), (610, 51405), (690, 45445), (745, 42090), (894, 35075), (915, 34270), (1150, 27267), (1403, 22350), (1490, 21045), (1525, 20562), (1725, 18178), (1830, 17135), (2235, 14030), (2806, 11175), (3050, 10281), (3427, 9150), (3450, 9089), (3725, 8418), (4209, 7450), (4470, 7015), (4575, 6854)]