18995040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4397}}^1$

素因数の和:4421

約数の個数: 96

約数和(自身を含む): 66497760

約数和(自身を除く): 47502720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4397, 8794, 13191, 17588, 21985, 26382, 35176, 39573, 43970, 52764, 65955, 70352, 79146, 87940, 105528, 118719, 131910, 140704, 158292, 175880, 197865, 211056, 237438, 263820, 316584, 351760, 395730, 422112, 474876, 527640, 593595, 633168, 703520, 791460, 949752, 1055280, 1187190, 1266336, 1582920, 1899504, 2110560, 2374380, 3165840, 3799008, 4748760, 6331680, 9497520, 18995040]

約数ペア:

[(1, 18995040), (2, 9497520), (3, 6331680), (4, 4748760), (5, 3799008), (6, 3165840), (8, 2374380), (9, 2110560), (10, 1899504), (12, 1582920), (15, 1266336), (16, 1187190), (18, 1055280), (20, 949752), (24, 791460), (27, 703520), (30, 633168), (32, 593595), (36, 527640), (40, 474876), (45, 422112), (48, 395730), (54, 351760), (60, 316584), (72, 263820), (80, 237438), (90, 211056), (96, 197865), (108, 175880), (120, 158292), (135, 140704), (144, 131910), (160, 118719), (180, 105528), (216, 87940), (240, 79146), (270, 70352), (288, 65955), (360, 52764), (432, 43970), (480, 39573), (540, 35176), (720, 26382), (864, 21985), (1080, 17588), (1440, 13191), (2160, 8794), (4320, 4397)]