668801520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48889}}^1$

素因数の和:48927

約数の個数: 120

約数和(自身を含む): 2364320400

約数和(自身を除く): 1695518880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 48889, 97778, 146667, 195556, 244445, 293334, 391112, 440001, 488890, 586668, 733335, 782224, 880002, 928891, 977780, 1173336, 1466670, 1760004, 1857782, 1955560, 2200005, 2346672, 2786673, 2933340, 3520008, 3715564, 3911120, 4400010, 4644455, 5573346, 5866680, 7040016, 7431128, 8360019, 8800020, 9288910, 11146692, 11733360, 13933365, 14862256, 16720038, 17600040, 18577820, 22293384, 27866730, 33440076, 35200080, 37155640, 41800095, 44586768, 55733460, 66880152, 74311280, 83600190, 111466920, 133760304, 167200380, 222933840, 334400760, 668801520]

約数ペア:

[(1, 668801520), (2, 334400760), (3, 222933840), (4, 167200380), (5, 133760304), (6, 111466920), (8, 83600190), (9, 74311280), (10, 66880152), (12, 55733460), (15, 44586768), (16, 41800095), (18, 37155640), (19, 35200080), (20, 33440076), (24, 27866730), (30, 22293384), (36, 18577820), (38, 17600040), (40, 16720038), (45, 14862256), (48, 13933365), (57, 11733360), (60, 11146692), (72, 9288910), (76, 8800020), (80, 8360019), (90, 7431128), (95, 7040016), (114, 5866680), (120, 5573346), (144, 4644455), (152, 4400010), (171, 3911120), (180, 3715564), (190, 3520008), (228, 2933340), (240, 2786673), (285, 2346672), (304, 2200005), (342, 1955560), (360, 1857782), (380, 1760004), (456, 1466670), (570, 1173336), (684, 977780), (720, 928891), (760, 880002), (855, 782224), (912, 733335), (1140, 586668), (1368, 488890), (1520, 440001), (1710, 391112), (2280, 293334), (2736, 244445), (3420, 195556), (4560, 146667), (6840, 97778), (13680, 48889)]