1818415560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{11317}}^1$

素因数の和:11447

約数の個数: 128

約数和(自身を含む): 5932442880

約数和(自身を除く): 4114027320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 103, 104, 120, 130, 156, 195, 206, 260, 309, 312, 390, 412, 515, 520, 618, 780, 824, 1030, 1236, 1339, 1545, 1560, 2060, 2472, 2678, 3090, 4017, 4120, 5356, 6180, 6695, 8034, 10712, 11317, 12360, 13390, 16068, 20085, 22634, 26780, 32136, 33951, 40170, 45268, 53560, 56585, 67902, 80340, 90536, 113170, 135804, 147121, 160680, 169755, 226340, 271608, 294242, 339510, 441363, 452680, 588484, 679020, 735605, 882726, 1165651, 1176968, 1358040, 1471210, 1765452, 2206815, 2331302, 2942420, 3496953, 3530904, 4413630, 4662604, 5828255, 5884840, 6993906, 8827260, 9325208, 11656510, 13987812, 15153463, 17484765, 17654520, 23313020, 27975624, 30306926, 34969530, 45460389, 46626040, 60613852, 69939060, 75767315, 90920778, 121227704, 139878120, 151534630, 181841556, 227301945, 303069260, 363683112, 454603890, 606138520, 909207780, 1818415560]

約数ペア:

[(1, 1818415560), (2, 909207780), (3, 606138520), (4, 454603890), (5, 363683112), (6, 303069260), (8, 227301945), (10, 181841556), (12, 151534630), (13, 139878120), (15, 121227704), (20, 90920778), (24, 75767315), (26, 69939060), (30, 60613852), (39, 46626040), (40, 45460389), (52, 34969530), (60, 30306926), (65, 27975624), (78, 23313020), (103, 17654520), (104, 17484765), (120, 15153463), (130, 13987812), (156, 11656510), (195, 9325208), (206, 8827260), (260, 6993906), (309, 5884840), (312, 5828255), (390, 4662604), (412, 4413630), (515, 3530904), (520, 3496953), (618, 2942420), (780, 2331302), (824, 2206815), (1030, 1765452), (1236, 1471210), (1339, 1358040), (1545, 1176968), (1560, 1165651), (2060, 882726), (2472, 735605), (2678, 679020), (3090, 588484), (4017, 452680), (4120, 441363), (5356, 339510), (6180, 294242), (6695, 271608), (8034, 226340), (10712, 169755), (11317, 160680), (12360, 147121), (13390, 135804), (16068, 113170), (20085, 90536), (22634, 80340), (26780, 67902), (32136, 56585), (33951, 53560), (40170, 45268)]