29939940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3539}}^1$

素因数の和:3601

約数の個数: 72

約数和(自身を含む): 92776320

約数和(自身を除く): 62836380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 3539, 4230, 7078, 8460, 10617, 14156, 17695, 21234, 31851, 35390, 42468, 53085, 63702, 70780, 106170, 127404, 159255, 166333, 212340, 318510, 332666, 498999, 637020, 665332, 831665, 997998, 1496997, 1663330, 1995996, 2494995, 2993994, 3326660, 4989990, 5987988, 7484985, 9979980, 14969970, 29939940]

約数ペア:

[(1, 29939940), (2, 14969970), (3, 9979980), (4, 7484985), (5, 5987988), (6, 4989990), (9, 3326660), (10, 2993994), (12, 2494995), (15, 1995996), (18, 1663330), (20, 1496997), (30, 997998), (36, 831665), (45, 665332), (47, 637020), (60, 498999), (90, 332666), (94, 318510), (141, 212340), (180, 166333), (188, 159255), (235, 127404), (282, 106170), (423, 70780), (470, 63702), (564, 53085), (705, 42468), (846, 35390), (940, 31851), (1410, 21234), (1692, 17695), (2115, 14156), (2820, 10617), (3539, 8460), (4230, 7078)]