381133000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 947531520

約数和(自身を除く): 566398520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 73, 92, 100, 115, 125, 146, 184, 200, 227, 230, 250, 292, 365, 454, 460, 500, 575, 584, 730, 908, 920, 1000, 1135, 1150, 1460, 1679, 1816, 1825, 2270, 2300, 2875, 2920, 3358, 3650, 4540, 4600, 5221, 5675, 5750, 6716, 7300, 8395, 9080, 9125, 10442, 11350, 11500, 13432, 14600, 16571, 16790, 18250, 20884, 22700, 23000, 26105, 28375, 33142, 33580, 36500, 41768, 41975, 45400, 52210, 56750, 66284, 67160, 73000, 82855, 83950, 104420, 113500, 130525, 132568, 165710, 167900, 208840, 209875, 227000, 261050, 331420, 335800, 381133, 414275, 419750, 522100, 652625, 662840, 762266, 828550, 839500, 1044200, 1305250, 1524532, 1657100, 1679000, 1905665, 2071375, 2610500, 3049064, 3314200, 3811330, 4142750, 5221000, 7622660, 8285500, 9528325, 15245320, 16571000, 19056650, 38113300, 47641625, 76226600, 95283250, 190566500, 381133000]

約数ペア:

[(1, 381133000), (2, 190566500), (4, 95283250), (5, 76226600), (8, 47641625), (10, 38113300), (20, 19056650), (23, 16571000), (25, 15245320), (40, 9528325), (46, 8285500), (50, 7622660), (73, 5221000), (92, 4142750), (100, 3811330), (115, 3314200), (125, 3049064), (146, 2610500), (184, 2071375), (200, 1905665), (227, 1679000), (230, 1657100), (250, 1524532), (292, 1305250), (365, 1044200), (454, 839500), (460, 828550), (500, 762266), (575, 662840), (584, 652625), (730, 522100), (908, 419750), (920, 414275), (1000, 381133), (1135, 335800), (1150, 331420), (1460, 261050), (1679, 227000), (1816, 209875), (1825, 208840), (2270, 167900), (2300, 165710), (2875, 132568), (2920, 130525), (3358, 113500), (3650, 104420), (4540, 83950), (4600, 82855), (5221, 73000), (5675, 67160), (5750, 66284), (6716, 56750), (7300, 52210), (8395, 45400), (9080, 41975), (9125, 41768), (10442, 36500), (11350, 33580), (11500, 33142), (13432, 28375), (14600, 26105), (16571, 23000), (16790, 22700), (18250, 20884)]