31415520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{65449}}^1$

素因数の和:65467

約数の個数: 48

約数和(自身を含む): 98960400

約数和(自身を除く): 67544880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 65449, 130898, 196347, 261796, 327245, 392694, 523592, 654490, 785388, 981735, 1047184, 1308980, 1570776, 1963470, 2094368, 2617960, 3141552, 3926940, 5235920, 6283104, 7853880, 10471840, 15707760, 31415520]

約数ペア:

[(1, 31415520), (2, 15707760), (3, 10471840), (4, 7853880), (5, 6283104), (6, 5235920), (8, 3926940), (10, 3141552), (12, 2617960), (15, 2094368), (16, 1963470), (20, 1570776), (24, 1308980), (30, 1047184), (32, 981735), (40, 785388), (48, 654490), (60, 523592), (80, 392694), (96, 327245), (120, 261796), (160, 196347), (240, 130898), (480, 65449)]