77498820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61507}}^1$

素因数の和:61529

約数の個数: 72

約数和(自身を含む): 268666944

約数和(自身を除く): 191168124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 61507, 123014, 184521, 246028, 307535, 369042, 430549, 553563, 615070, 738084, 861098, 922605, 1107126, 1230140, 1291647, 1722196, 1845210, 2152745, 2214252, 2583294, 2767815, 3690420, 3874941, 4305490, 5166588, 5535630, 6458235, 7749882, 8610980, 11071260, 12916470, 15499764, 19374705, 25832940, 38749410, 77498820]

約数ペア:

[(1, 77498820), (2, 38749410), (3, 25832940), (4, 19374705), (5, 15499764), (6, 12916470), (7, 11071260), (9, 8610980), (10, 7749882), (12, 6458235), (14, 5535630), (15, 5166588), (18, 4305490), (20, 3874941), (21, 3690420), (28, 2767815), (30, 2583294), (35, 2214252), (36, 2152745), (42, 1845210), (45, 1722196), (60, 1291647), (63, 1230140), (70, 1107126), (84, 922605), (90, 861098), (105, 738084), (126, 615070), (140, 553563), (180, 430549), (210, 369042), (252, 307535), (315, 246028), (420, 184521), (630, 123014), (1260, 61507)]