28225080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 102080160

約数和(自身を除く): 73855080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 65, 72, 74, 78, 90, 104, 111, 117, 120, 130, 148, 156, 163, 180, 185, 195, 222, 234, 260, 296, 312, 326, 333, 360, 370, 390, 444, 468, 481, 489, 520, 555, 585, 652, 666, 740, 780, 815, 888, 936, 962, 978, 1110, 1170, 1304, 1332, 1443, 1467, 1480, 1560, 1630, 1665, 1924, 1956, 2119, 2220, 2340, 2405, 2445, 2664, 2886, 2934, 3260, 3330, 3848, 3912, 4238, 4329, 4440, 4680, 4810, 4890, 5772, 5868, 6031, 6357, 6520, 6660, 7215, 7335, 8476, 8658, 9620, 9780, 10595, 11544, 11736, 12062, 12714, 13320, 14430, 14670, 16952, 17316, 18093, 19071, 19240, 19560, 21190, 21645, 24124, 25428, 28860, 29340, 30155, 31785, 34632, 36186, 38142, 42380, 43290, 48248, 50856, 54279, 57720, 58680, 60310, 63570, 72372, 76284, 78403, 84760, 86580, 90465, 95355, 108558, 120620, 127140, 144744, 152568, 156806, 173160, 180930, 190710, 217116, 235209, 241240, 254280, 271395, 313612, 361860, 381420, 392015, 434232, 470418, 542790, 627224, 705627, 723720, 762840, 784030, 940836, 1085580, 1176045, 1411254, 1568060, 1881672, 2171160, 2352090, 2822508, 3136120, 3528135, 4704180, 5645016, 7056270, 9408360, 14112540, 28225080]

約数ペア:

[(1, 28225080), (2, 14112540), (3, 9408360), (4, 7056270), (5, 5645016), (6, 4704180), (8, 3528135), (9, 3136120), (10, 2822508), (12, 2352090), (13, 2171160), (15, 1881672), (18, 1568060), (20, 1411254), (24, 1176045), (26, 1085580), (30, 940836), (36, 784030), (37, 762840), (39, 723720), (40, 705627), (45, 627224), (52, 542790), (60, 470418), (65, 434232), (72, 392015), (74, 381420), (78, 361860), (90, 313612), (104, 271395), (111, 254280), (117, 241240), (120, 235209), (130, 217116), (148, 190710), (156, 180930), (163, 173160), (180, 156806), (185, 152568), (195, 144744), (222, 127140), (234, 120620), (260, 108558), (296, 95355), (312, 90465), (326, 86580), (333, 84760), (360, 78403), (370, 76284), (390, 72372), (444, 63570), (468, 60310), (481, 58680), (489, 57720), (520, 54279), (555, 50856), (585, 48248), (652, 43290), (666, 42380), (740, 38142), (780, 36186), (815, 34632), (888, 31785), (936, 30155), (962, 29340), (978, 28860), (1110, 25428), (1170, 24124), (1304, 21645), (1332, 21190), (1443, 19560), (1467, 19240), (1480, 19071), (1560, 18093), (1630, 17316), (1665, 16952), (1924, 14670), (1956, 14430), (2119, 13320), (2220, 12714), (2340, 12062), (2405, 11736), (2445, 11544), (2664, 10595), (2886, 9780), (2934, 9620), (3260, 8658), (3330, 8476), (3848, 7335), (3912, 7215), (4238, 6660), (4329, 6520), (4440, 6357), (4680, 6031), (4810, 5868), (4890, 5772)]