393457860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1811}}^1$

素因数の和:1914

約数の個数: 144

約数和(自身を含む): 1282200192

約数和(自身を除く): 888742332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 426, 510, 612, 639, 710, 765, 852, 1020, 1065, 1207, 1278, 1420, 1530, 1811, 2130, 2414, 2556, 3060, 3195, 3621, 3622, 4260, 4828, 5433, 6035, 6390, 7242, 7244, 9055, 10863, 10866, 12070, 12780, 14484, 16299, 18105, 18110, 21726, 21732, 24140, 27165, 30787, 32598, 36210, 36220, 43452, 54315, 54330, 61574, 65196, 72420, 81495, 92361, 108630, 108660, 123148, 128581, 153935, 162990, 184722, 217260, 257162, 277083, 307870, 325980, 369444, 385743, 461805, 514324, 554166, 615740, 642905, 771486, 923610, 1108332, 1157229, 1285810, 1385415, 1542972, 1847220, 1928715, 2185877, 2314458, 2571620, 2770830, 3857430, 4371754, 4628916, 5541660, 5786145, 6557631, 7714860, 8743508, 10929385, 11572290, 13115262, 19672893, 21858770, 23144580, 26230524, 32788155, 39345786, 43717540, 65576310, 78691572, 98364465, 131152620, 196728930, 393457860]

約数ペア:

[(1, 393457860), (2, 196728930), (3, 131152620), (4, 98364465), (5, 78691572), (6, 65576310), (9, 43717540), (10, 39345786), (12, 32788155), (15, 26230524), (17, 23144580), (18, 21858770), (20, 19672893), (30, 13115262), (34, 11572290), (36, 10929385), (45, 8743508), (51, 7714860), (60, 6557631), (68, 5786145), (71, 5541660), (85, 4628916), (90, 4371754), (102, 3857430), (142, 2770830), (153, 2571620), (170, 2314458), (180, 2185877), (204, 1928715), (213, 1847220), (255, 1542972), (284, 1385415), (306, 1285810), (340, 1157229), (355, 1108332), (426, 923610), (510, 771486), (612, 642905), (639, 615740), (710, 554166), (765, 514324), (852, 461805), (1020, 385743), (1065, 369444), (1207, 325980), (1278, 307870), (1420, 277083), (1530, 257162), (1811, 217260), (2130, 184722), (2414, 162990), (2556, 153935), (3060, 128581), (3195, 123148), (3621, 108660), (3622, 108630), (4260, 92361), (4828, 81495), (5433, 72420), (6035, 65196), (6390, 61574), (7242, 54330), (7244, 54315), (9055, 43452), (10863, 36220), (10866, 36210), (12070, 32598), (12780, 30787), (14484, 27165), (16299, 24140), (18105, 21732), (18110, 21726)]