215469100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27983}}^1$

素因数の和:28015

約数の個数: 72

約数和(自身を含む): 582962688

約数和(自身を除く): 367493588

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 27983, 55966, 111932, 139915, 195881, 279830, 307813, 391762, 559660, 615626, 699575, 783524, 979405, 1231252, 1399150, 1539065, 1958810, 2154691, 2798300, 3078130, 3917620, 4309382, 4897025, 6156260, 7695325, 8618764, 9794050, 10773455, 15390650, 19588100, 21546910, 30781300, 43093820, 53867275, 107734550, 215469100]

約数ペア:

[(1, 215469100), (2, 107734550), (4, 53867275), (5, 43093820), (7, 30781300), (10, 21546910), (11, 19588100), (14, 15390650), (20, 10773455), (22, 9794050), (25, 8618764), (28, 7695325), (35, 6156260), (44, 4897025), (50, 4309382), (55, 3917620), (70, 3078130), (77, 2798300), (100, 2154691), (110, 1958810), (140, 1539065), (154, 1399150), (175, 1231252), (220, 979405), (275, 783524), (308, 699575), (350, 615626), (385, 559660), (550, 391762), (700, 307813), (770, 279830), (1100, 195881), (1540, 139915), (1925, 111932), (3850, 55966), (7700, 27983)]