250021980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8219}}^1$

素因数の和:8260

約数の個数: 108

約数和(自身を含む): 821325960

約数和(自身を除く): 571303980

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, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 1014, 1170, 1521, 1690, 2028, 2340, 2535, 3042, 3380, 5070, 6084, 7605, 8219, 10140, 15210, 16438, 24657, 30420, 32876, 41095, 49314, 73971, 82190, 98628, 106847, 123285, 147942, 164380, 213694, 246570, 295884, 320541, 369855, 427388, 493140, 534235, 641082, 739710, 961623, 1068470, 1282164, 1389011, 1479420, 1602705, 1923246, 2136940, 2778022, 3205410, 3846492, 4167033, 4808115, 5556044, 6410820, 6945055, 8334066, 9616230, 12501099, 13890110, 16668132, 19232460, 20835165, 25002198, 27780220, 41670330, 50004396, 62505495, 83340660, 125010990, 250021980]

約数ペア:

[(1, 250021980), (2, 125010990), (3, 83340660), (4, 62505495), (5, 50004396), (6, 41670330), (9, 27780220), (10, 25002198), (12, 20835165), (13, 19232460), (15, 16668132), (18, 13890110), (20, 12501099), (26, 9616230), (30, 8334066), (36, 6945055), (39, 6410820), (45, 5556044), (52, 4808115), (60, 4167033), (65, 3846492), (78, 3205410), (90, 2778022), (117, 2136940), (130, 1923246), (156, 1602705), (169, 1479420), (180, 1389011), (195, 1282164), (234, 1068470), (260, 961623), (338, 739710), (390, 641082), (468, 534235), (507, 493140), (585, 427388), (676, 369855), (780, 320541), (845, 295884), (1014, 246570), (1170, 213694), (1521, 164380), (1690, 147942), (2028, 123285), (2340, 106847), (2535, 98628), (3042, 82190), (3380, 73971), (5070, 49314), (6084, 41095), (7605, 32876), (8219, 30420), (10140, 24657), (15210, 16438)]