393555780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1075

約数の個数: 192

約数和(自身を含む): 1327898880

約数和(自身を除く): 934343100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 43, 45, 51, 54, 60, 68, 85, 86, 90, 102, 108, 129, 135, 153, 170, 172, 180, 204, 215, 255, 258, 270, 306, 340, 387, 430, 459, 510, 516, 540, 612, 645, 731, 765, 774, 860, 918, 997, 1020, 1161, 1290, 1462, 1530, 1548, 1836, 1935, 1994, 2193, 2295, 2322, 2580, 2924, 2991, 3060, 3655, 3870, 3988, 4386, 4590, 4644, 4985, 5805, 5982, 6579, 7310, 7740, 8772, 8973, 9180, 9970, 10965, 11610, 11964, 13158, 14620, 14955, 16949, 17946, 19737, 19940, 21930, 23220, 26316, 26919, 29910, 32895, 33898, 35892, 39474, 42871, 43860, 44865, 50847, 53838, 59820, 65790, 67796, 78948, 84745, 85742, 89730, 98685, 101694, 107676, 128613, 131580, 134595, 152541, 169490, 171484, 179460, 197370, 203388, 214355, 254235, 257226, 269190, 305082, 338980, 385839, 394740, 428710, 457623, 508470, 514452, 538380, 610164, 643065, 728807, 762705, 771678, 857420, 915246, 1016940, 1157517, 1286130, 1457614, 1525410, 1543356, 1830492, 1929195, 2186421, 2288115, 2315034, 2572260, 2915228, 3050820, 3644035, 3858390, 4372842, 4576230, 4630068, 5787585, 6559263, 7288070, 7716780, 8745684, 9152460, 10932105, 11575170, 13118526, 14576140, 19677789, 21864210, 23150340, 26237052, 32796315, 39355578, 43728420, 65592630, 78711156, 98388945, 131185260, 196777890, 393555780]

約数ペア:

[(1, 393555780), (2, 196777890), (3, 131185260), (4, 98388945), (5, 78711156), (6, 65592630), (9, 43728420), (10, 39355578), (12, 32796315), (15, 26237052), (17, 23150340), (18, 21864210), (20, 19677789), (27, 14576140), (30, 13118526), (34, 11575170), (36, 10932105), (43, 9152460), (45, 8745684), (51, 7716780), (54, 7288070), (60, 6559263), (68, 5787585), (85, 4630068), (86, 4576230), (90, 4372842), (102, 3858390), (108, 3644035), (129, 3050820), (135, 2915228), (153, 2572260), (170, 2315034), (172, 2288115), (180, 2186421), (204, 1929195), (215, 1830492), (255, 1543356), (258, 1525410), (270, 1457614), (306, 1286130), (340, 1157517), (387, 1016940), (430, 915246), (459, 857420), (510, 771678), (516, 762705), (540, 728807), (612, 643065), (645, 610164), (731, 538380), (765, 514452), (774, 508470), (860, 457623), (918, 428710), (997, 394740), (1020, 385839), (1161, 338980), (1290, 305082), (1462, 269190), (1530, 257226), (1548, 254235), (1836, 214355), (1935, 203388), (1994, 197370), (2193, 179460), (2295, 171484), (2322, 169490), (2580, 152541), (2924, 134595), (2991, 131580), (3060, 128613), (3655, 107676), (3870, 101694), (3988, 98685), (4386, 89730), (4590, 85742), (4644, 84745), (4985, 78948), (5805, 67796), (5982, 65790), (6579, 59820), (7310, 53838), (7740, 50847), (8772, 44865), (8973, 43860), (9180, 42871), (9970, 39474), (10965, 35892), (11610, 33898), (11964, 32895), (13158, 29910), (14620, 26919), (14955, 26316), (16949, 23220), (17946, 21930), (19737, 19940)]