1915705960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{619}}^1\times {\mathrm{1579}}^1$

素因数の和:2223

約数の個数: 96

約数和(自身を含む): 5025348000

約数和(自身を除く): 3109642040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 619, 980, 1238, 1579, 1960, 2476, 3095, 3158, 4333, 4952, 6190, 6316, 7895, 8666, 11053, 12380, 12632, 15790, 17332, 21665, 22106, 24760, 30331, 31580, 34664, 43330, 44212, 55265, 60662, 63160, 77371, 86660, 88424, 110530, 121324, 151655, 154742, 173320, 221060, 242648, 303310, 309484, 386855, 442120, 606620, 618968, 773710, 977401, 1213240, 1547420, 1954802, 3094840, 3909604, 4887005, 6841807, 7819208, 9774010, 13683614, 19548020, 27367228, 34209035, 39096040, 47892649, 54734456, 68418070, 95785298, 136836140, 191570596, 239463245, 273672280, 383141192, 478926490, 957852980, 1915705960]

約数ペア:

[(1, 1915705960), (2, 957852980), (4, 478926490), (5, 383141192), (7, 273672280), (8, 239463245), (10, 191570596), (14, 136836140), (20, 95785298), (28, 68418070), (35, 54734456), (40, 47892649), (49, 39096040), (56, 34209035), (70, 27367228), (98, 19548020), (140, 13683614), (196, 9774010), (245, 7819208), (280, 6841807), (392, 4887005), (490, 3909604), (619, 3094840), (980, 1954802), (1238, 1547420), (1579, 1213240), (1960, 977401), (2476, 773710), (3095, 618968), (3158, 606620), (4333, 442120), (4952, 386855), (6190, 309484), (6316, 303310), (7895, 242648), (8666, 221060), (11053, 173320), (12380, 154742), (12632, 151655), (15790, 121324), (17332, 110530), (21665, 88424), (22106, 86660), (24760, 77371), (30331, 63160), (31580, 60662), (34664, 55265), (43330, 44212)]