388640430

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{907}}^1$

素因数の和:972

約数の個数: 120

約数和(自身を含む): 1093626072

約数和(自身を除く): 704985642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 529, 621, 690, 810, 907, 1035, 1058, 1242, 1587, 1814, 1863, 2070, 2645, 2721, 3105, 3174, 3726, 4535, 4761, 5290, 5442, 6210, 7935, 8163, 9070, 9315, 9522, 13605, 14283, 15870, 16326, 18630, 20861, 23805, 24489, 27210, 28566, 40815, 41722, 42849, 47610, 48978, 62583, 71415, 73467, 81630, 85698, 104305, 122445, 125166, 142830, 146934, 187749, 208610, 214245, 244890, 312915, 367335, 375498, 428490, 479803, 563247, 625830, 734670, 938745, 959606, 1126494, 1439409, 1689741, 1877490, 2399015, 2816235, 2878818, 3379482, 4318227, 4798030, 5632470, 7197045, 8448705, 8636454, 12954681, 14394090, 16897410, 21591135, 25909362, 38864043, 43182270, 64773405, 77728086, 129546810, 194320215, 388640430]

約数ペア:

[(1, 388640430), (2, 194320215), (3, 129546810), (5, 77728086), (6, 64773405), (9, 43182270), (10, 38864043), (15, 25909362), (18, 21591135), (23, 16897410), (27, 14394090), (30, 12954681), (45, 8636454), (46, 8448705), (54, 7197045), (69, 5632470), (81, 4798030), (90, 4318227), (115, 3379482), (135, 2878818), (138, 2816235), (162, 2399015), (207, 1877490), (230, 1689741), (270, 1439409), (345, 1126494), (405, 959606), (414, 938745), (529, 734670), (621, 625830), (690, 563247), (810, 479803), (907, 428490), (1035, 375498), (1058, 367335), (1242, 312915), (1587, 244890), (1814, 214245), (1863, 208610), (2070, 187749), (2645, 146934), (2721, 142830), (3105, 125166), (3174, 122445), (3726, 104305), (4535, 85698), (4761, 81630), (5290, 73467), (5442, 71415), (6210, 62583), (7935, 48978), (8163, 47610), (9070, 42849), (9315, 41722), (9522, 40815), (13605, 28566), (14283, 27210), (15870, 24489), (16326, 23805), (18630, 20861)]