68682720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:497

約数の個数: 192

約数和(自身を含む): 241678080

約数和(自身を除く): 172995360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 443, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 886, 912, 969, 1020, 1140, 1292, 1329, 1360, 1520, 1615, 1632, 1772, 1824, 1938, 2040, 2215, 2280, 2584, 2658, 2720, 3040, 3230, 3544, 3876, 4080, 4430, 4560, 4845, 5168, 5316, 6460, 6645, 7088, 7531, 7752, 8160, 8417, 8860, 9120, 9690, 10336, 10632, 12920, 13290, 14176, 15062, 15504, 16834, 17720, 19380, 21264, 22593, 25251, 25840, 26580, 30124, 31008, 33668, 35440, 37655, 38760, 42085, 42528, 45186, 50502, 51680, 53160, 60248, 67336, 70880, 75310, 77520, 84170, 90372, 101004, 106320, 112965, 120496, 126255, 134672, 143089, 150620, 155040, 168340, 180744, 202008, 212640, 225930, 240992, 252510, 269344, 286178, 301240, 336680, 361488, 404016, 429267, 451860, 505020, 572356, 602480, 673360, 715445, 722976, 808032, 858534, 903720, 1010040, 1144712, 1204960, 1346720, 1430890, 1717068, 1807440, 2020080, 2146335, 2289424, 2861780, 3434136, 3614880, 4040160, 4292670, 4578848, 5723560, 6868272, 8585340, 11447120, 13736544, 17170680, 22894240, 34341360, 68682720]

約数ペア:

[(1, 68682720), (2, 34341360), (3, 22894240), (4, 17170680), (5, 13736544), (6, 11447120), (8, 8585340), (10, 6868272), (12, 5723560), (15, 4578848), (16, 4292670), (17, 4040160), (19, 3614880), (20, 3434136), (24, 2861780), (30, 2289424), (32, 2146335), (34, 2020080), (38, 1807440), (40, 1717068), (48, 1430890), (51, 1346720), (57, 1204960), (60, 1144712), (68, 1010040), (76, 903720), (80, 858534), (85, 808032), (95, 722976), (96, 715445), (102, 673360), (114, 602480), (120, 572356), (136, 505020), (152, 451860), (160, 429267), (170, 404016), (190, 361488), (204, 336680), (228, 301240), (240, 286178), (255, 269344), (272, 252510), (285, 240992), (304, 225930), (323, 212640), (340, 202008), (380, 180744), (408, 168340), (443, 155040), (456, 150620), (480, 143089), (510, 134672), (544, 126255), (570, 120496), (608, 112965), (646, 106320), (680, 101004), (760, 90372), (816, 84170), (886, 77520), (912, 75310), (969, 70880), (1020, 67336), (1140, 60248), (1292, 53160), (1329, 51680), (1360, 50502), (1520, 45186), (1615, 42528), (1632, 42085), (1772, 38760), (1824, 37655), (1938, 35440), (2040, 33668), (2215, 31008), (2280, 30124), (2584, 26580), (2658, 25840), (2720, 25251), (3040, 22593), (3230, 21264), (3544, 19380), (3876, 17720), (4080, 16834), (4430, 15504), (4560, 15062), (4845, 14176), (5168, 13290), (5316, 12920), (6460, 10632), (6645, 10336), (7088, 9690), (7531, 9120), (7752, 8860), (8160, 8417)]