28937700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 102910080

約数和(自身を除く): 73972380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 37, 44, 45, 50, 55, 60, 66, 74, 75, 79, 90, 99, 100, 110, 111, 132, 148, 150, 158, 165, 180, 185, 198, 220, 222, 225, 237, 275, 300, 316, 330, 333, 370, 395, 396, 407, 444, 450, 474, 495, 550, 555, 660, 666, 711, 740, 790, 814, 825, 869, 900, 925, 948, 990, 1100, 1110, 1185, 1221, 1332, 1422, 1580, 1628, 1650, 1665, 1738, 1850, 1975, 1980, 2035, 2220, 2370, 2442, 2475, 2607, 2775, 2844, 2923, 3300, 3330, 3476, 3555, 3663, 3700, 3950, 4070, 4345, 4740, 4884, 4950, 5214, 5550, 5846, 5925, 6105, 6660, 7110, 7326, 7821, 7900, 8140, 8325, 8690, 8769, 9900, 10175, 10428, 11100, 11692, 11850, 12210, 13035, 14220, 14615, 14652, 15642, 16650, 17380, 17538, 17775, 18315, 20350, 21725, 23700, 24420, 26070, 26307, 29230, 30525, 31284, 32153, 33300, 35076, 35550, 36630, 39105, 40700, 43450, 43845, 52140, 52614, 58460, 61050, 64306, 65175, 71100, 73075, 73260, 78210, 86900, 87690, 91575, 96459, 105228, 122100, 128612, 130350, 131535, 146150, 156420, 160765, 175380, 183150, 192918, 195525, 219225, 260700, 263070, 289377, 292300, 321530, 366300, 385836, 391050, 438450, 482295, 526140, 578754, 643060, 657675, 782100, 803825, 876900, 964590, 1157508, 1315350, 1446885, 1607650, 1929180, 2411475, 2630700, 2893770, 3215300, 4822950, 5787540, 7234425, 9645900, 14468850, 28937700]

約数ペア:

[(1, 28937700), (2, 14468850), (3, 9645900), (4, 7234425), (5, 5787540), (6, 4822950), (9, 3215300), (10, 2893770), (11, 2630700), (12, 2411475), (15, 1929180), (18, 1607650), (20, 1446885), (22, 1315350), (25, 1157508), (30, 964590), (33, 876900), (36, 803825), (37, 782100), (44, 657675), (45, 643060), (50, 578754), (55, 526140), (60, 482295), (66, 438450), (74, 391050), (75, 385836), (79, 366300), (90, 321530), (99, 292300), (100, 289377), (110, 263070), (111, 260700), (132, 219225), (148, 195525), (150, 192918), (158, 183150), (165, 175380), (180, 160765), (185, 156420), (198, 146150), (220, 131535), (222, 130350), (225, 128612), (237, 122100), (275, 105228), (300, 96459), (316, 91575), (330, 87690), (333, 86900), (370, 78210), (395, 73260), (396, 73075), (407, 71100), (444, 65175), (450, 64306), (474, 61050), (495, 58460), (550, 52614), (555, 52140), (660, 43845), (666, 43450), (711, 40700), (740, 39105), (790, 36630), (814, 35550), (825, 35076), (869, 33300), (900, 32153), (925, 31284), (948, 30525), (990, 29230), (1100, 26307), (1110, 26070), (1185, 24420), (1221, 23700), (1332, 21725), (1422, 20350), (1580, 18315), (1628, 17775), (1650, 17538), (1665, 17380), (1738, 16650), (1850, 15642), (1975, 14652), (1980, 14615), (2035, 14220), (2220, 13035), (2370, 12210), (2442, 11850), (2475, 11692), (2607, 11100), (2775, 10428), (2844, 10175), (2923, 9900), (3300, 8769), (3330, 8690), (3476, 8325), (3555, 8140), (3663, 7900), (3700, 7821), (3950, 7326), (4070, 7110), (4345, 6660), (4740, 6105), (4884, 5925), (4950, 5846), (5214, 5550)]