198920280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4397}}^1$

素因数の和:4453

約数の個数: 128

約数和(自身を含む): 664977600

約数和(自身を除く): 466057320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4397, 4524, 5655, 7540, 8794, 9048, 11310, 13191, 15080, 17588, 21985, 22620, 26382, 35176, 43970, 45240, 52764, 57161, 65955, 87940, 105528, 114322, 127513, 131910, 171483, 175880, 228644, 255026, 263820, 285805, 342966, 382539, 457288, 510052, 527640, 571610, 637565, 685932, 765078, 857415, 1020104, 1143220, 1275130, 1371864, 1530156, 1657669, 1714830, 1912695, 2286440, 2550260, 3060312, 3315338, 3429660, 3825390, 4973007, 5100520, 6630676, 6859320, 7650780, 8288345, 9946014, 13261352, 15301560, 16576690, 19892028, 24865035, 33153380, 39784056, 49730070, 66306760, 99460140, 198920280]

約数ペア:

[(1, 198920280), (2, 99460140), (3, 66306760), (4, 49730070), (5, 39784056), (6, 33153380), (8, 24865035), (10, 19892028), (12, 16576690), (13, 15301560), (15, 13261352), (20, 9946014), (24, 8288345), (26, 7650780), (29, 6859320), (30, 6630676), (39, 5100520), (40, 4973007), (52, 3825390), (58, 3429660), (60, 3315338), (65, 3060312), (78, 2550260), (87, 2286440), (104, 1912695), (116, 1714830), (120, 1657669), (130, 1530156), (145, 1371864), (156, 1275130), (174, 1143220), (195, 1020104), (232, 857415), (260, 765078), (290, 685932), (312, 637565), (348, 571610), (377, 527640), (390, 510052), (435, 457288), (520, 382539), (580, 342966), (696, 285805), (754, 263820), (780, 255026), (870, 228644), (1131, 175880), (1160, 171483), (1508, 131910), (1560, 127513), (1740, 114322), (1885, 105528), (2262, 87940), (3016, 65955), (3480, 57161), (3770, 52764), (4397, 45240), (4524, 43970), (5655, 35176), (7540, 26382), (8794, 22620), (9048, 21985), (11310, 17588), (13191, 15080)]