30443940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9949}}^1$

素因数の和:9981

約数の個数: 72

約数和(自身を含む): 97788600

約数和(自身を除く): 67344660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 9949, 19898, 29847, 39796, 49745, 59694, 89541, 99490, 119388, 149235, 169133, 179082, 198980, 298470, 338266, 358164, 447705, 507399, 596940, 676532, 845665, 895410, 1014798, 1522197, 1691330, 1790820, 2029596, 2536995, 3044394, 3382660, 5073990, 6088788, 7610985, 10147980, 15221970, 30443940]

約数ペア:

[(1, 30443940), (2, 15221970), (3, 10147980), (4, 7610985), (5, 6088788), (6, 5073990), (9, 3382660), (10, 3044394), (12, 2536995), (15, 2029596), (17, 1790820), (18, 1691330), (20, 1522197), (30, 1014798), (34, 895410), (36, 845665), (45, 676532), (51, 596940), (60, 507399), (68, 447705), (85, 358164), (90, 338266), (102, 298470), (153, 198980), (170, 179082), (180, 169133), (204, 149235), (255, 119388), (306, 99490), (340, 89541), (510, 59694), (612, 49745), (765, 39796), (1020, 29847), (1530, 19898), (3060, 9949)]