81060780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1483}}^1$

素因数の和:2406

約数の個数: 48

約数和(自身を含む): 227372544

約数和(自身を除く): 146311764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 911, 1483, 1822, 2733, 2966, 3644, 4449, 4555, 5466, 5932, 7415, 8898, 9110, 10932, 13665, 14830, 17796, 18220, 22245, 27330, 29660, 44490, 54660, 88980, 1351013, 2702026, 4053039, 5404052, 6755065, 8106078, 13510130, 16212156, 20265195, 27020260, 40530390, 81060780]

約数ペア:

[(1, 81060780), (2, 40530390), (3, 27020260), (4, 20265195), (5, 16212156), (6, 13510130), (10, 8106078), (12, 6755065), (15, 5404052), (20, 4053039), (30, 2702026), (60, 1351013), (911, 88980), (1483, 54660), (1822, 44490), (2733, 29660), (2966, 27330), (3644, 22245), (4449, 18220), (4555, 17796), (5466, 14830), (5932, 13665), (7415, 10932), (8898, 9110)]