245134000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{73}}^2$

素因数の和:192

約数の個数: 120

約数和(自身を含む): 627093792

約数和(自身を除く): 381959792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 73, 80, 92, 100, 115, 125, 146, 184, 200, 230, 250, 292, 365, 368, 400, 460, 500, 575, 584, 730, 920, 1000, 1150, 1168, 1460, 1679, 1825, 1840, 2000, 2300, 2875, 2920, 3358, 3650, 4600, 5329, 5750, 5840, 6716, 7300, 8395, 9125, 9200, 10658, 11500, 13432, 14600, 16790, 18250, 21316, 23000, 26645, 26864, 29200, 33580, 36500, 41975, 42632, 46000, 53290, 67160, 73000, 83950, 85264, 106580, 122567, 133225, 134320, 146000, 167900, 209875, 213160, 245134, 266450, 335800, 419750, 426320, 490268, 532900, 612835, 666125, 671600, 839500, 980536, 1065800, 1225670, 1332250, 1679000, 1961072, 2131600, 2451340, 2664500, 3064175, 3358000, 4902680, 5329000, 6128350, 9805360, 10658000, 12256700, 15320875, 24513400, 30641750, 49026800, 61283500, 122567000, 245134000]

約数ペア:

[(1, 245134000), (2, 122567000), (4, 61283500), (5, 49026800), (8, 30641750), (10, 24513400), (16, 15320875), (20, 12256700), (23, 10658000), (25, 9805360), (40, 6128350), (46, 5329000), (50, 4902680), (73, 3358000), (80, 3064175), (92, 2664500), (100, 2451340), (115, 2131600), (125, 1961072), (146, 1679000), (184, 1332250), (200, 1225670), (230, 1065800), (250, 980536), (292, 839500), (365, 671600), (368, 666125), (400, 612835), (460, 532900), (500, 490268), (575, 426320), (584, 419750), (730, 335800), (920, 266450), (1000, 245134), (1150, 213160), (1168, 209875), (1460, 167900), (1679, 146000), (1825, 134320), (1840, 133225), (2000, 122567), (2300, 106580), (2875, 85264), (2920, 83950), (3358, 73000), (3650, 67160), (4600, 53290), (5329, 46000), (5750, 42632), (5840, 41975), (6716, 36500), (7300, 33580), (8395, 29200), (9125, 26864), (9200, 26645), (10658, 23000), (11500, 21316), (13432, 18250), (14600, 16790)]