72906870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1869

約数の個数: 64

約数和(自身を含む): 184965120

約数和(自身を除く): 112058250

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 47, 58, 87, 94, 141, 145, 174, 235, 282, 290, 435, 470, 705, 870, 1363, 1410, 1783, 2726, 3566, 4089, 5349, 6815, 8178, 8915, 10698, 13630, 17830, 20445, 26745, 40890, 51707, 53490, 83801, 103414, 155121, 167602, 251403, 258535, 310242, 419005, 502806, 517070, 775605, 838010, 1257015, 1551210, 2430229, 2514030, 4860458, 7290687, 12151145, 14581374, 24302290, 36453435, 72906870]

約数ペア:

[(1, 72906870), (2, 36453435), (3, 24302290), (5, 14581374), (6, 12151145), (10, 7290687), (15, 4860458), (29, 2514030), (30, 2430229), (47, 1551210), (58, 1257015), (87, 838010), (94, 775605), (141, 517070), (145, 502806), (174, 419005), (235, 310242), (282, 258535), (290, 251403), (435, 167602), (470, 155121), (705, 103414), (870, 83801), (1363, 53490), (1410, 51707), (1783, 40890), (2726, 26745), (3566, 20445), (4089, 17830), (5349, 13630), (6815, 10698), (8178, 8915)]