72898020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31153}}^1$

素因数の和:31181

約数の個数: 72

約数和(自身を含む): 238141176

約数和(自身を除く): 165243156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 31153, 62306, 93459, 124612, 155765, 186918, 280377, 311530, 373836, 404989, 467295, 560754, 623060, 809978, 934590, 1121508, 1214967, 1401885, 1619956, 1869180, 2024945, 2429934, 2803770, 3644901, 4049890, 4859868, 5607540, 6074835, 7289802, 8099780, 12149670, 14579604, 18224505, 24299340, 36449010, 72898020]

約数ペア:

[(1, 72898020), (2, 36449010), (3, 24299340), (4, 18224505), (5, 14579604), (6, 12149670), (9, 8099780), (10, 7289802), (12, 6074835), (13, 5607540), (15, 4859868), (18, 4049890), (20, 3644901), (26, 2803770), (30, 2429934), (36, 2024945), (39, 1869180), (45, 1619956), (52, 1401885), (60, 1214967), (65, 1121508), (78, 934590), (90, 809978), (117, 623060), (130, 560754), (156, 467295), (180, 404989), (195, 373836), (234, 311530), (260, 280377), (390, 186918), (468, 155765), (585, 124612), (780, 93459), (1170, 62306), (2340, 31153)]