189353240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3413}}^1$

素因数の和:3516

約数の個数: 64

約数和(自身を含む): 454744800

約数和(自身を除く): 265391560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1387, 1460, 2774, 2920, 3413, 5548, 6826, 6935, 11096, 13652, 13870, 17065, 27304, 27740, 34130, 55480, 64847, 68260, 129694, 136520, 249149, 259388, 324235, 498298, 518776, 648470, 996596, 1245745, 1296940, 1993192, 2491490, 2593880, 4733831, 4982980, 9467662, 9965960, 18935324, 23669155, 37870648, 47338310, 94676620, 189353240]

約数ペア:

[(1, 189353240), (2, 94676620), (4, 47338310), (5, 37870648), (8, 23669155), (10, 18935324), (19, 9965960), (20, 9467662), (38, 4982980), (40, 4733831), (73, 2593880), (76, 2491490), (95, 1993192), (146, 1296940), (152, 1245745), (190, 996596), (292, 648470), (365, 518776), (380, 498298), (584, 324235), (730, 259388), (760, 249149), (1387, 136520), (1460, 129694), (2774, 68260), (2920, 64847), (3413, 55480), (5548, 34130), (6826, 27740), (6935, 27304), (11096, 17065), (13652, 13870)]