31085640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:396

約数の個数: 128

約数和(自身を含む): 104976000

約数和(自身を除く): 73890360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 107, 108, 120, 135, 180, 214, 216, 269, 270, 321, 360, 428, 535, 538, 540, 642, 807, 856, 963, 1070, 1076, 1080, 1284, 1345, 1605, 1614, 1926, 2140, 2152, 2421, 2568, 2690, 2889, 3210, 3228, 3852, 4035, 4280, 4815, 4842, 5380, 5778, 6420, 6456, 7263, 7704, 8070, 9630, 9684, 10760, 11556, 12105, 12840, 14445, 14526, 16140, 19260, 19368, 23112, 24210, 28783, 28890, 29052, 32280, 36315, 38520, 48420, 57566, 57780, 58104, 72630, 86349, 96840, 115132, 115560, 143915, 145260, 172698, 230264, 259047, 287830, 290520, 345396, 431745, 518094, 575660, 690792, 777141, 863490, 1036188, 1151320, 1295235, 1554282, 1726980, 2072376, 2590470, 3108564, 3453960, 3885705, 5180940, 6217128, 7771410, 10361880, 15542820, 31085640]

約数ペア:

[(1, 31085640), (2, 15542820), (3, 10361880), (4, 7771410), (5, 6217128), (6, 5180940), (8, 3885705), (9, 3453960), (10, 3108564), (12, 2590470), (15, 2072376), (18, 1726980), (20, 1554282), (24, 1295235), (27, 1151320), (30, 1036188), (36, 863490), (40, 777141), (45, 690792), (54, 575660), (60, 518094), (72, 431745), (90, 345396), (107, 290520), (108, 287830), (120, 259047), (135, 230264), (180, 172698), (214, 145260), (216, 143915), (269, 115560), (270, 115132), (321, 96840), (360, 86349), (428, 72630), (535, 58104), (538, 57780), (540, 57566), (642, 48420), (807, 38520), (856, 36315), (963, 32280), (1070, 29052), (1076, 28890), (1080, 28783), (1284, 24210), (1345, 23112), (1605, 19368), (1614, 19260), (1926, 16140), (2140, 14526), (2152, 14445), (2421, 12840), (2568, 12105), (2690, 11556), (2889, 10760), (3210, 9684), (3228, 9630), (3852, 8070), (4035, 7704), (4280, 7263), (4815, 6456), (4842, 6420), (5380, 5778)]