253131120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1092

約数の個数: 240

約数和(自身を含む): 958224384

約数和(自身を除く): 705093264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 99, 110, 120, 124, 132, 144, 155, 165, 176, 180, 186, 198, 220, 240, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 496, 528, 558, 620, 660, 682, 720, 744, 792, 880, 930, 990, 1023, 1031, 1116, 1240, 1320, 1364, 1395, 1488, 1584, 1705, 1860, 1980, 2046, 2062, 2232, 2480, 2640, 2728, 2790, 3069, 3093, 3410, 3720, 3960, 4092, 4124, 4464, 5115, 5155, 5456, 5580, 6138, 6186, 6820, 7440, 7920, 8184, 8248, 9279, 10230, 10310, 11160, 11341, 12276, 12372, 13640, 15345, 15465, 16368, 16496, 18558, 20460, 20620, 22320, 22682, 24552, 24744, 27280, 30690, 30930, 31961, 34023, 37116, 40920, 41240, 45364, 46395, 49104, 49488, 56705, 61380, 61860, 63922, 68046, 74232, 81840, 82480, 90728, 92790, 95883, 102069, 113410, 122760, 123720, 127844, 136092, 148464, 159805, 170115, 181456, 185580, 191766, 204138, 226820, 245520, 247440, 255688, 272184, 287649, 319610, 340230, 351571, 371160, 383532, 408276, 453640, 479415, 510345, 511376, 544368, 575298, 639220, 680460, 703142, 742320, 767064, 816552, 907280, 958830, 1020690, 1054713, 1150596, 1278440, 1360920, 1406284, 1438245, 1534128, 1633104, 1757855, 1917660, 2041380, 2109426, 2301192, 2556880, 2721840, 2812568, 2876490, 3164139, 3515710, 3835320, 4082760, 4218852, 4602384, 5273565, 5625136, 5752980, 6328278, 7031420, 7670640, 8165520, 8437704, 10547130, 11505960, 12656556, 14062840, 15820695, 16875408, 21094260, 23011920, 25313112, 28125680, 31641390, 42188520, 50626224, 63282780, 84377040, 126565560, 253131120]

約数ペア:

[(1, 253131120), (2, 126565560), (3, 84377040), (4, 63282780), (5, 50626224), (6, 42188520), (8, 31641390), (9, 28125680), (10, 25313112), (11, 23011920), (12, 21094260), (15, 16875408), (16, 15820695), (18, 14062840), (20, 12656556), (22, 11505960), (24, 10547130), (30, 8437704), (31, 8165520), (33, 7670640), (36, 7031420), (40, 6328278), (44, 5752980), (45, 5625136), (48, 5273565), (55, 4602384), (60, 4218852), (62, 4082760), (66, 3835320), (72, 3515710), (80, 3164139), (88, 2876490), (90, 2812568), (93, 2721840), (99, 2556880), (110, 2301192), (120, 2109426), (124, 2041380), (132, 1917660), (144, 1757855), (155, 1633104), (165, 1534128), (176, 1438245), (180, 1406284), (186, 1360920), (198, 1278440), (220, 1150596), (240, 1054713), (248, 1020690), (264, 958830), (279, 907280), (310, 816552), (330, 767064), (341, 742320), (360, 703142), (372, 680460), (396, 639220), (440, 575298), (465, 544368), (495, 511376), (496, 510345), (528, 479415), (558, 453640), (620, 408276), (660, 383532), (682, 371160), (720, 351571), (744, 340230), (792, 319610), (880, 287649), (930, 272184), (990, 255688), (1023, 247440), (1031, 245520), (1116, 226820), (1240, 204138), (1320, 191766), (1364, 185580), (1395, 181456), (1488, 170115), (1584, 159805), (1705, 148464), (1860, 136092), (1980, 127844), (2046, 123720), (2062, 122760), (2232, 113410), (2480, 102069), (2640, 95883), (2728, 92790), (2790, 90728), (3069, 82480), (3093, 81840), (3410, 74232), (3720, 68046), (3960, 63922), (4092, 61860), (4124, 61380), (4464, 56705), (5115, 49488), (5155, 49104), (5456, 46395), (5580, 45364), (6138, 41240), (6186, 40920), (6820, 37116), (7440, 34023), (7920, 31961), (8184, 30930), (8248, 30690), (9279, 27280), (10230, 24744), (10310, 24552), (11160, 22682), (11341, 22320), (12276, 20620), (12372, 20460), (13640, 18558), (15345, 16496), (15465, 16368)]