2900040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3$

素因数の和:64

約数の個数: 128

約数和(自身を含む): 10281600

約数和(自身を除く): 7381560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 169, 195, 220, 260, 264, 286, 312, 330, 338, 390, 429, 440, 507, 520, 572, 660, 676, 715, 780, 845, 858, 1014, 1144, 1320, 1352, 1430, 1560, 1690, 1716, 1859, 2028, 2145, 2197, 2535, 2860, 3380, 3432, 3718, 4056, 4290, 4394, 5070, 5577, 5720, 6591, 6760, 7436, 8580, 8788, 9295, 10140, 10985, 11154, 13182, 14872, 17160, 17576, 18590, 20280, 21970, 22308, 24167, 26364, 27885, 32955, 37180, 43940, 44616, 48334, 52728, 55770, 65910, 72501, 74360, 87880, 96668, 111540, 120835, 131820, 145002, 193336, 223080, 241670, 263640, 290004, 362505, 483340, 580008, 725010, 966680, 1450020, 2900040]

約数ペア:

[(1, 2900040), (2, 1450020), (3, 966680), (4, 725010), (5, 580008), (6, 483340), (8, 362505), (10, 290004), (11, 263640), (12, 241670), (13, 223080), (15, 193336), (20, 145002), (22, 131820), (24, 120835), (26, 111540), (30, 96668), (33, 87880), (39, 74360), (40, 72501), (44, 65910), (52, 55770), (55, 52728), (60, 48334), (65, 44616), (66, 43940), (78, 37180), (88, 32955), (104, 27885), (110, 26364), (120, 24167), (130, 22308), (132, 21970), (143, 20280), (156, 18590), (165, 17576), (169, 17160), (195, 14872), (220, 13182), (260, 11154), (264, 10985), (286, 10140), (312, 9295), (330, 8788), (338, 8580), (390, 7436), (429, 6760), (440, 6591), (507, 5720), (520, 5577), (572, 5070), (660, 4394), (676, 4290), (715, 4056), (780, 3718), (845, 3432), (858, 3380), (1014, 2860), (1144, 2535), (1320, 2197), (1352, 2145), (1430, 2028), (1560, 1859), (1690, 1716)]