78781020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{14753}}^1$

素因数の和:14854

約数の個数: 48

約数和(自身を含む): 223080480

約数和(自身を除く): 144299460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 14753, 29506, 44259, 59012, 73765, 88518, 147530, 177036, 221295, 295060, 442590, 885180, 1313017, 2626034, 3939051, 5252068, 6565085, 7878102, 13130170, 15756204, 19695255, 26260340, 39390510, 78781020]

約数ペア:

[(1, 78781020), (2, 39390510), (3, 26260340), (4, 19695255), (5, 15756204), (6, 13130170), (10, 7878102), (12, 6565085), (15, 5252068), (20, 3939051), (30, 2626034), (60, 1313017), (89, 885180), (178, 442590), (267, 295060), (356, 221295), (445, 177036), (534, 147530), (890, 88518), (1068, 73765), (1335, 59012), (1780, 44259), (2670, 29506), (5340, 14753)]