289324360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1487

約数の個数: 128

約数和(自身を含む): 775111680

約数和(自身を除く): 485787320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 85, 92, 104, 115, 130, 136, 170, 184, 221, 230, 260, 299, 340, 391, 442, 460, 520, 598, 680, 782, 884, 920, 1105, 1196, 1423, 1495, 1564, 1768, 1955, 2210, 2392, 2846, 2990, 3128, 3910, 4420, 5083, 5692, 5980, 7115, 7820, 8840, 10166, 11384, 11960, 14230, 15640, 18499, 20332, 24191, 25415, 28460, 32729, 36998, 40664, 48382, 50830, 56920, 65458, 73996, 92495, 96764, 101660, 120955, 130916, 147992, 163645, 184990, 193528, 203320, 241910, 261832, 314483, 327290, 369980, 425477, 483820, 556393, 628966, 654580, 739960, 850954, 967640, 1112786, 1257932, 1309160, 1572415, 1701908, 2127385, 2225572, 2515864, 2781965, 3144830, 3403816, 4254770, 4451144, 5563930, 6289660, 7233109, 8509540, 11127860, 12579320, 14466218, 17019080, 22255720, 28932436, 36165545, 57864872, 72331090, 144662180, 289324360]

約数ペア:

[(1, 289324360), (2, 144662180), (4, 72331090), (5, 57864872), (8, 36165545), (10, 28932436), (13, 22255720), (17, 17019080), (20, 14466218), (23, 12579320), (26, 11127860), (34, 8509540), (40, 7233109), (46, 6289660), (52, 5563930), (65, 4451144), (68, 4254770), (85, 3403816), (92, 3144830), (104, 2781965), (115, 2515864), (130, 2225572), (136, 2127385), (170, 1701908), (184, 1572415), (221, 1309160), (230, 1257932), (260, 1112786), (299, 967640), (340, 850954), (391, 739960), (442, 654580), (460, 628966), (520, 556393), (598, 483820), (680, 425477), (782, 369980), (884, 327290), (920, 314483), (1105, 261832), (1196, 241910), (1423, 203320), (1495, 193528), (1564, 184990), (1768, 163645), (1955, 147992), (2210, 130916), (2392, 120955), (2846, 101660), (2990, 96764), (3128, 92495), (3910, 73996), (4420, 65458), (5083, 56920), (5692, 50830), (5980, 48382), (7115, 40664), (7820, 36998), (8840, 32729), (10166, 28460), (11384, 25415), (11960, 24191), (14230, 20332), (15640, 18499)]