202418320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^2$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 541699704

約数和(自身を除く): 339281384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 107, 130, 136, 170, 208, 214, 221, 260, 272, 340, 428, 442, 520, 535, 680, 856, 884, 1040, 1070, 1105, 1360, 1391, 1712, 1768, 1819, 2140, 2210, 2782, 3536, 3638, 4280, 4420, 5564, 6955, 7276, 8560, 8840, 9095, 11128, 11449, 13910, 14552, 17680, 18190, 22256, 22898, 23647, 27820, 29104, 36380, 45796, 47294, 55640, 57245, 72760, 91592, 94588, 111280, 114490, 118235, 145520, 148837, 183184, 189176, 194633, 228980, 236470, 297674, 378352, 389266, 457960, 472940, 595348, 744185, 778532, 915920, 945880, 973165, 1190696, 1488370, 1557064, 1891760, 1946330, 2381392, 2530229, 2976740, 3114128, 3892660, 5060458, 5953480, 7785320, 10120916, 11906960, 12651145, 15570640, 20241832, 25302290, 40483664, 50604580, 101209160, 202418320]

約数ペア:

[(1, 202418320), (2, 101209160), (4, 50604580), (5, 40483664), (8, 25302290), (10, 20241832), (13, 15570640), (16, 12651145), (17, 11906960), (20, 10120916), (26, 7785320), (34, 5953480), (40, 5060458), (52, 3892660), (65, 3114128), (68, 2976740), (80, 2530229), (85, 2381392), (104, 1946330), (107, 1891760), (130, 1557064), (136, 1488370), (170, 1190696), (208, 973165), (214, 945880), (221, 915920), (260, 778532), (272, 744185), (340, 595348), (428, 472940), (442, 457960), (520, 389266), (535, 378352), (680, 297674), (856, 236470), (884, 228980), (1040, 194633), (1070, 189176), (1105, 183184), (1360, 148837), (1391, 145520), (1712, 118235), (1768, 114490), (1819, 111280), (2140, 94588), (2210, 91592), (2782, 72760), (3536, 57245), (3638, 55640), (4280, 47294), (4420, 45796), (5564, 36380), (6955, 29104), (7276, 27820), (8560, 23647), (8840, 22898), (9095, 22256), (11128, 18190), (11449, 17680), (13910, 14552)]