201970890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6636

約数の個数: 96

約数和(自身を含む): 591432192

約数和(自身を除く): 389461302

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 682, 930, 990, 1023, 1395, 1705, 2046, 2790, 3069, 3410, 5115, 6138, 6581, 10230, 13162, 15345, 19743, 30690, 32905, 39486, 59229, 65810, 72391, 98715, 118458, 144782, 197430, 204011, 217173, 296145, 361955, 408022, 434346, 592290, 612033, 651519, 723910, 1020055, 1085865, 1224066, 1303038, 1836099, 2040110, 2171730, 2244121, 3060165, 3257595, 3672198, 4488242, 6120330, 6515190, 6732363, 9180495, 11220605, 13464726, 18360990, 20197089, 22441210, 33661815, 40394178, 67323630, 100985445, 201970890]

約数ペア:

[(1, 201970890), (2, 100985445), (3, 67323630), (5, 40394178), (6, 33661815), (9, 22441210), (10, 20197089), (11, 18360990), (15, 13464726), (18, 11220605), (22, 9180495), (30, 6732363), (31, 6515190), (33, 6120330), (45, 4488242), (55, 3672198), (62, 3257595), (66, 3060165), (90, 2244121), (93, 2171730), (99, 2040110), (110, 1836099), (155, 1303038), (165, 1224066), (186, 1085865), (198, 1020055), (279, 723910), (310, 651519), (330, 612033), (341, 592290), (465, 434346), (495, 408022), (558, 361955), (682, 296145), (930, 217173), (990, 204011), (1023, 197430), (1395, 144782), (1705, 118458), (2046, 98715), (2790, 72391), (3069, 65810), (3410, 59229), (5115, 39486), (6138, 32905), (6581, 30690), (10230, 19743), (13162, 15345)]