309518880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 288

約数和(自身を含む): 1117053504

約数和(自身を除く): 807534624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 61, 62, 66, 80, 88, 93, 96, 110, 120, 122, 124, 132, 155, 160, 165, 176, 183, 186, 220, 240, 244, 248, 264, 305, 310, 330, 341, 352, 366, 372, 440, 465, 480, 488, 496, 528, 610, 620, 660, 671, 682, 732, 744, 880, 915, 930, 961, 976, 992, 1023, 1056, 1220, 1240, 1320, 1342, 1364, 1464, 1488, 1705, 1760, 1830, 1860, 1891, 1922, 1952, 2013, 2046, 2440, 2480, 2640, 2684, 2728, 2883, 2928, 2976, 3355, 3410, 3660, 3720, 3782, 3844, 4026, 4092, 4805, 4880, 4960, 5115, 5280, 5368, 5456, 5673, 5766, 5856, 6710, 6820, 7320, 7440, 7564, 7688, 8052, 8184, 9455, 9610, 9760, 10065, 10230, 10571, 10736, 10912, 11346, 11532, 13420, 13640, 14415, 14640, 14880, 15128, 15376, 16104, 16368, 18910, 19220, 20130, 20460, 20801, 21142, 21472, 22692, 23064, 26840, 27280, 28365, 28830, 29280, 30256, 30752, 31713, 32208, 32736, 37820, 38440, 40260, 40920, 41602, 42284, 45384, 46128, 52855, 53680, 54560, 56730, 57660, 58621, 60512, 62403, 63426, 64416, 75640, 76880, 80520, 81840, 83204, 84568, 90768, 92256, 104005, 105710, 107360, 113460, 115320, 117242, 124806, 126852, 151280, 153760, 158565, 161040, 163680, 166408, 169136, 175863, 181536, 208010, 211420, 226920, 230640, 234484, 249612, 253704, 293105, 302560, 312015, 317130, 322080, 332816, 338272, 351726, 416020, 422840, 453840, 461280, 468968, 499224, 507408, 586210, 624030, 634260, 644831, 665632, 703452, 832040, 845680, 879315, 907680, 937936, 998448, 1014816, 1172420, 1248060, 1268520, 1289662, 1406904, 1664080, 1691360, 1758630, 1875872, 1934493, 1996896, 2344840, 2496120, 2537040, 2579324, 2813808, 3224155, 3328160, 3517260, 3868986, 4689680, 4992240, 5074080, 5158648, 5627616, 6448310, 7034520, 7737972, 9379360, 9672465, 9984480, 10317296, 12896620, 14069040, 15475944, 19344930, 20634592, 25793240, 28138080, 30951888, 38689860, 51586480, 61903776, 77379720, 103172960, 154759440, 309518880]

約数ペア:

[(1, 309518880), (2, 154759440), (3, 103172960), (4, 77379720), (5, 61903776), (6, 51586480), (8, 38689860), (10, 30951888), (11, 28138080), (12, 25793240), (15, 20634592), (16, 19344930), (20, 15475944), (22, 14069040), (24, 12896620), (30, 10317296), (31, 9984480), (32, 9672465), (33, 9379360), (40, 7737972), (44, 7034520), (48, 6448310), (55, 5627616), (60, 5158648), (61, 5074080), (62, 4992240), (66, 4689680), (80, 3868986), (88, 3517260), (93, 3328160), (96, 3224155), (110, 2813808), (120, 2579324), (122, 2537040), (124, 2496120), (132, 2344840), (155, 1996896), (160, 1934493), (165, 1875872), (176, 1758630), (183, 1691360), (186, 1664080), (220, 1406904), (240, 1289662), (244, 1268520), (248, 1248060), (264, 1172420), (305, 1014816), (310, 998448), (330, 937936), (341, 907680), (352, 879315), (366, 845680), (372, 832040), (440, 703452), (465, 665632), (480, 644831), (488, 634260), (496, 624030), (528, 586210), (610, 507408), (620, 499224), (660, 468968), (671, 461280), (682, 453840), (732, 422840), (744, 416020), (880, 351726), (915, 338272), (930, 332816), (961, 322080), (976, 317130), (992, 312015), (1023, 302560), (1056, 293105), (1220, 253704), (1240, 249612), (1320, 234484), (1342, 230640), (1364, 226920), (1464, 211420), (1488, 208010), (1705, 181536), (1760, 175863), (1830, 169136), (1860, 166408), (1891, 163680), (1922, 161040), (1952, 158565), (2013, 153760), (2046, 151280), (2440, 126852), (2480, 124806), (2640, 117242), (2684, 115320), (2728, 113460), (2883, 107360), (2928, 105710), (2976, 104005), (3355, 92256), (3410, 90768), (3660, 84568), (3720, 83204), (3782, 81840), (3844, 80520), (4026, 76880), (4092, 75640), (4805, 64416), (4880, 63426), (4960, 62403), (5115, 60512), (5280, 58621), (5368, 57660), (5456, 56730), (5673, 54560), (5766, 53680), (5856, 52855), (6710, 46128), (6820, 45384), (7320, 42284), (7440, 41602), (7564, 40920), (7688, 40260), (8052, 38440), (8184, 37820), (9455, 32736), (9610, 32208), (9760, 31713), (10065, 30752), (10230, 30256), (10571, 29280), (10736, 28830), (10912, 28365), (11346, 27280), (11532, 26840), (13420, 23064), (13640, 22692), (14415, 21472), (14640, 21142), (14880, 20801), (15128, 20460), (15376, 20130), (16104, 19220), (16368, 18910)]