15221970

素因数分解:

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

素因数の和:9979

約数の個数: 48

約数和(自身を含む): 41909400

約数和(自身を除く): 26687430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 9949, 19898, 29847, 49745, 59694, 89541, 99490, 149235, 169133, 179082, 298470, 338266, 447705, 507399, 845665, 895410, 1014798, 1522197, 1691330, 2536995, 3044394, 5073990, 7610985, 15221970]

約数ペア:

[(1, 15221970), (2, 7610985), (3, 5073990), (5, 3044394), (6, 2536995), (9, 1691330), (10, 1522197), (15, 1014798), (17, 895410), (18, 845665), (30, 507399), (34, 447705), (45, 338266), (51, 298470), (85, 179082), (90, 169133), (102, 149235), (153, 99490), (170, 89541), (255, 59694), (306, 49745), (510, 29847), (765, 19898), (1530, 9949)]