149563220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1619}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 326592000

約数和(自身を除く): 177028780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 149, 155, 298, 310, 596, 620, 745, 1490, 1619, 2980, 3238, 4619, 6476, 8095, 9238, 16190, 18476, 23095, 32380, 46190, 50189, 92380, 100378, 200756, 241231, 250945, 482462, 501890, 964924, 1003780, 1206155, 2412310, 4824620, 7478161, 14956322, 29912644, 37390805, 74781610, 149563220]

約数ペア:

[(1, 149563220), (2, 74781610), (4, 37390805), (5, 29912644), (10, 14956322), (20, 7478161), (31, 4824620), (62, 2412310), (124, 1206155), (149, 1003780), (155, 964924), (298, 501890), (310, 482462), (596, 250945), (620, 241231), (745, 200756), (1490, 100378), (1619, 92380), (2980, 50189), (3238, 46190), (4619, 32380), (6476, 23095), (8095, 18476), (9238, 16190)]