78368920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14731}}^1$

素因数の和:14768

約数の個数: 64

約数和(自身を含む): 212140800

約数和(自身を除く): 133771880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 14731, 29462, 58924, 73655, 103117, 117848, 147310, 206234, 279889, 294620, 412468, 515585, 559778, 589240, 824936, 1031170, 1119556, 1399445, 1959223, 2062340, 2239112, 2798890, 3918446, 4124680, 5597780, 7836892, 9796115, 11195560, 15673784, 19592230, 39184460, 78368920]

約数ペア:

[(1, 78368920), (2, 39184460), (4, 19592230), (5, 15673784), (7, 11195560), (8, 9796115), (10, 7836892), (14, 5597780), (19, 4124680), (20, 3918446), (28, 2798890), (35, 2239112), (38, 2062340), (40, 1959223), (56, 1399445), (70, 1119556), (76, 1031170), (95, 824936), (133, 589240), (140, 559778), (152, 515585), (190, 412468), (266, 294620), (280, 279889), (380, 206234), (532, 147310), (665, 117848), (760, 103117), (1064, 73655), (1330, 58924), (2660, 29462), (5320, 14731)]