61043940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19949}}^1$

素因数の和:19981

約数の個数: 72

約数和(自身を含む): 196068600

約数和(自身を除く): 135024660

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, 19949, 39898, 59847, 79796, 99745, 119694, 179541, 199490, 239388, 299235, 339133, 359082, 398980, 598470, 678266, 718164, 897705, 1017399, 1196940, 1356532, 1695665, 1795410, 2034798, 3052197, 3391330, 3590820, 4069596, 5086995, 6104394, 6782660, 10173990, 12208788, 15260985, 20347980, 30521970, 61043940]

約数ペア:

[(1, 61043940), (2, 30521970), (3, 20347980), (4, 15260985), (5, 12208788), (6, 10173990), (9, 6782660), (10, 6104394), (12, 5086995), (15, 4069596), (17, 3590820), (18, 3391330), (20, 3052197), (30, 2034798), (34, 1795410), (36, 1695665), (45, 1356532), (51, 1196940), (60, 1017399), (68, 897705), (85, 718164), (90, 678266), (102, 598470), (153, 398980), (170, 359082), (180, 339133), (204, 299235), (255, 239388), (306, 199490), (340, 179541), (510, 119694), (612, 99745), (765, 79796), (1020, 59847), (1530, 39898), (3060, 19949)]