15390780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 46448640

約数和(自身を除く): 31057860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 191, 204, 237, 255, 316, 340, 382, 395, 474, 510, 573, 764, 790, 948, 955, 1020, 1146, 1185, 1343, 1580, 1910, 2292, 2370, 2686, 2865, 3247, 3820, 4029, 4740, 5372, 5730, 6494, 6715, 8058, 9741, 11460, 12988, 13430, 15089, 16116, 16235, 19482, 20145, 26860, 30178, 32470, 38964, 40290, 45267, 48705, 60356, 64940, 75445, 80580, 90534, 97410, 150890, 181068, 194820, 226335, 256513, 301780, 452670, 513026, 769539, 905340, 1026052, 1282565, 1539078, 2565130, 3078156, 3847695, 5130260, 7695390, 15390780]

約数ペア:

[(1, 15390780), (2, 7695390), (3, 5130260), (4, 3847695), (5, 3078156), (6, 2565130), (10, 1539078), (12, 1282565), (15, 1026052), (17, 905340), (20, 769539), (30, 513026), (34, 452670), (51, 301780), (60, 256513), (68, 226335), (79, 194820), (85, 181068), (102, 150890), (158, 97410), (170, 90534), (191, 80580), (204, 75445), (237, 64940), (255, 60356), (316, 48705), (340, 45267), (382, 40290), (395, 38964), (474, 32470), (510, 30178), (573, 26860), (764, 20145), (790, 19482), (948, 16235), (955, 16116), (1020, 15089), (1146, 13430), (1185, 12988), (1343, 11460), (1580, 9741), (1910, 8058), (2292, 6715), (2370, 6494), (2686, 5730), (2865, 5372), (3247, 4740), (3820, 4029)]