205131960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:619

約数の個数: 256

約数和(自身を含む): 771379200

約数和(自身を除く): 566247240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 31, 33, 36, 40, 44, 45, 54, 55, 60, 62, 66, 72, 88, 90, 93, 99, 108, 110, 120, 124, 132, 135, 155, 165, 180, 186, 198, 216, 220, 248, 264, 270, 279, 297, 310, 330, 341, 360, 372, 396, 440, 465, 495, 540, 557, 558, 594, 620, 660, 682, 744, 792, 837, 930, 990, 1023, 1080, 1114, 1116, 1188, 1240, 1320, 1364, 1395, 1485, 1671, 1674, 1705, 1860, 1980, 2046, 2228, 2232, 2376, 2728, 2785, 2790, 2970, 3069, 3342, 3348, 3410, 3720, 3960, 4092, 4185, 4456, 5013, 5115, 5570, 5580, 5940, 6127, 6138, 6684, 6696, 6820, 8184, 8355, 8370, 9207, 10026, 10230, 11140, 11160, 11880, 12254, 12276, 13368, 13640, 15039, 15345, 16710, 16740, 17267, 18381, 18414, 20052, 20460, 22280, 24508, 24552, 25065, 30078, 30635, 30690, 33420, 33480, 34534, 36762, 36828, 40104, 40920, 46035, 49016, 50130, 51801, 55143, 60156, 61270, 61380, 66840, 69068, 73524, 73656, 75195, 86335, 91905, 92070, 100260, 103602, 110286, 120312, 122540, 122760, 138136, 147048, 150390, 155403, 165429, 172670, 183810, 184140, 189937, 200520, 207204, 220572, 245080, 259005, 275715, 300780, 310806, 330858, 345340, 367620, 368280, 379874, 414408, 441144, 466209, 518010, 551430, 569811, 601560, 621612, 661716, 690680, 735240, 759748, 777015, 827145, 932418, 949685, 1036020, 1102860, 1139622, 1243224, 1323432, 1519496, 1554030, 1654290, 1709433, 1864836, 1899370, 2072040, 2205720, 2279244, 2331045, 2849055, 3108060, 3308580, 3418866, 3729672, 3798740, 4558488, 4662090, 5128299, 5698110, 6216120, 6617160, 6837732, 7597480, 8547165, 9324180, 10256598, 11396220, 13675464, 17094330, 18648360, 20513196, 22792440, 25641495, 34188660, 41026392, 51282990, 68377320, 102565980, 205131960]

約数ペア:

[(1, 205131960), (2, 102565980), (3, 68377320), (4, 51282990), (5, 41026392), (6, 34188660), (8, 25641495), (9, 22792440), (10, 20513196), (11, 18648360), (12, 17094330), (15, 13675464), (18, 11396220), (20, 10256598), (22, 9324180), (24, 8547165), (27, 7597480), (30, 6837732), (31, 6617160), (33, 6216120), (36, 5698110), (40, 5128299), (44, 4662090), (45, 4558488), (54, 3798740), (55, 3729672), (60, 3418866), (62, 3308580), (66, 3108060), (72, 2849055), (88, 2331045), (90, 2279244), (93, 2205720), (99, 2072040), (108, 1899370), (110, 1864836), (120, 1709433), (124, 1654290), (132, 1554030), (135, 1519496), (155, 1323432), (165, 1243224), (180, 1139622), (186, 1102860), (198, 1036020), (216, 949685), (220, 932418), (248, 827145), (264, 777015), (270, 759748), (279, 735240), (297, 690680), (310, 661716), (330, 621612), (341, 601560), (360, 569811), (372, 551430), (396, 518010), (440, 466209), (465, 441144), (495, 414408), (540, 379874), (557, 368280), (558, 367620), (594, 345340), (620, 330858), (660, 310806), (682, 300780), (744, 275715), (792, 259005), (837, 245080), (930, 220572), (990, 207204), (1023, 200520), (1080, 189937), (1114, 184140), (1116, 183810), (1188, 172670), (1240, 165429), (1320, 155403), (1364, 150390), (1395, 147048), (1485, 138136), (1671, 122760), (1674, 122540), (1705, 120312), (1860, 110286), (1980, 103602), (2046, 100260), (2228, 92070), (2232, 91905), (2376, 86335), (2728, 75195), (2785, 73656), (2790, 73524), (2970, 69068), (3069, 66840), (3342, 61380), (3348, 61270), (3410, 60156), (3720, 55143), (3960, 51801), (4092, 50130), (4185, 49016), (4456, 46035), (5013, 40920), (5115, 40104), (5570, 36828), (5580, 36762), (5940, 34534), (6127, 33480), (6138, 33420), (6684, 30690), (6696, 30635), (6820, 30078), (8184, 25065), (8355, 24552), (8370, 24508), (9207, 22280), (10026, 20460), (10230, 20052), (11140, 18414), (11160, 18381), (11880, 17267), (12254, 16740), (12276, 16710), (13368, 15345), (13640, 15039)]