202130820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 639802800

約数和(自身を除く): 437671980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 61, 82, 90, 122, 123, 164, 180, 183, 205, 244, 246, 305, 366, 369, 410, 449, 492, 549, 610, 615, 732, 738, 820, 898, 915, 1098, 1220, 1230, 1347, 1476, 1796, 1830, 1845, 2196, 2245, 2460, 2501, 2694, 2745, 3660, 3690, 4041, 4490, 5002, 5388, 5490, 6735, 7380, 7503, 8082, 8980, 10004, 10980, 12505, 13470, 15006, 16164, 18409, 20205, 22509, 25010, 26940, 27389, 30012, 36818, 37515, 40410, 45018, 50020, 54778, 55227, 73636, 75030, 80820, 82167, 90036, 92045, 109556, 110454, 112545, 136945, 150060, 164334, 165681, 184090, 220908, 225090, 246501, 273890, 276135, 328668, 331362, 368180, 410835, 450180, 493002, 547780, 552270, 662724, 821670, 828405, 986004, 1104540, 1122949, 1232505, 1643340, 1656810, 2245898, 2465010, 3313620, 3368847, 4491796, 4930020, 5614745, 6737694, 10106541, 11229490, 13475388, 16844235, 20213082, 22458980, 33688470, 40426164, 50532705, 67376940, 101065410, 202130820]

約数ペア:

[(1, 202130820), (2, 101065410), (3, 67376940), (4, 50532705), (5, 40426164), (6, 33688470), (9, 22458980), (10, 20213082), (12, 16844235), (15, 13475388), (18, 11229490), (20, 10106541), (30, 6737694), (36, 5614745), (41, 4930020), (45, 4491796), (60, 3368847), (61, 3313620), (82, 2465010), (90, 2245898), (122, 1656810), (123, 1643340), (164, 1232505), (180, 1122949), (183, 1104540), (205, 986004), (244, 828405), (246, 821670), (305, 662724), (366, 552270), (369, 547780), (410, 493002), (449, 450180), (492, 410835), (549, 368180), (610, 331362), (615, 328668), (732, 276135), (738, 273890), (820, 246501), (898, 225090), (915, 220908), (1098, 184090), (1220, 165681), (1230, 164334), (1347, 150060), (1476, 136945), (1796, 112545), (1830, 110454), (1845, 109556), (2196, 92045), (2245, 90036), (2460, 82167), (2501, 80820), (2694, 75030), (2745, 73636), (3660, 55227), (3690, 54778), (4041, 50020), (4490, 45018), (5002, 40410), (5388, 37515), (5490, 36818), (6735, 30012), (7380, 27389), (7503, 26940), (8082, 25010), (8980, 22509), (10004, 20205), (10980, 18409), (12505, 16164), (13470, 15006)]