221913900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1459}}^1$

素因数の和:1505

約数の個数: 162

約数和(自身を含む): 753714780

約数和(自身を除く): 531800880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 169, 180, 195, 225, 234, 260, 300, 325, 338, 390, 450, 468, 507, 585, 650, 676, 780, 845, 900, 975, 1014, 1170, 1300, 1459, 1521, 1690, 1950, 2028, 2340, 2535, 2918, 2925, 3042, 3380, 3900, 4225, 4377, 5070, 5836, 5850, 6084, 7295, 7605, 8450, 8754, 10140, 11700, 12675, 13131, 14590, 15210, 16900, 17508, 18967, 21885, 25350, 26262, 29180, 30420, 36475, 37934, 38025, 43770, 50700, 52524, 56901, 65655, 72950, 75868, 76050, 87540, 94835, 109425, 113802, 131310, 145900, 152100, 170703, 189670, 218850, 227604, 246571, 262620, 284505, 328275, 341406, 379340, 437700, 474175, 493142, 569010, 656550, 682812, 739713, 853515, 948350, 986284, 1138020, 1232855, 1313100, 1422525, 1479426, 1707030, 1896700, 2219139, 2465710, 2845050, 2958852, 3414060, 3698565, 4267575, 4438278, 4931420, 5690100, 6164275, 7397130, 8535150, 8876556, 11095695, 12328550, 14794260, 17070300, 18492825, 22191390, 24657100, 36985650, 44382780, 55478475, 73971300, 110956950, 221913900]

約数ペア:

[(1, 221913900), (2, 110956950), (3, 73971300), (4, 55478475), (5, 44382780), (6, 36985650), (9, 24657100), (10, 22191390), (12, 18492825), (13, 17070300), (15, 14794260), (18, 12328550), (20, 11095695), (25, 8876556), (26, 8535150), (30, 7397130), (36, 6164275), (39, 5690100), (45, 4931420), (50, 4438278), (52, 4267575), (60, 3698565), (65, 3414060), (75, 2958852), (78, 2845050), (90, 2465710), (100, 2219139), (117, 1896700), (130, 1707030), (150, 1479426), (156, 1422525), (169, 1313100), (180, 1232855), (195, 1138020), (225, 986284), (234, 948350), (260, 853515), (300, 739713), (325, 682812), (338, 656550), (390, 569010), (450, 493142), (468, 474175), (507, 437700), (585, 379340), (650, 341406), (676, 328275), (780, 284505), (845, 262620), (900, 246571), (975, 227604), (1014, 218850), (1170, 189670), (1300, 170703), (1459, 152100), (1521, 145900), (1690, 131310), (1950, 113802), (2028, 109425), (2340, 94835), (2535, 87540), (2918, 76050), (2925, 75868), (3042, 72950), (3380, 65655), (3900, 56901), (4225, 52524), (4377, 50700), (5070, 43770), (5836, 38025), (5850, 37934), (6084, 36475), (7295, 30420), (7605, 29180), (8450, 26262), (8754, 25350), (10140, 21885), (11700, 18967), (12675, 17508), (13131, 16900), (14590, 15210)]