19702320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:483

約数の個数: 160

約数和(自身を含む): 70709760

約数和(自身を除く): 51007440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 439, 440, 510, 528, 561, 660, 680, 748, 816, 878, 880, 935, 1020, 1122, 1317, 1320, 1360, 1496, 1756, 1870, 2040, 2195, 2244, 2634, 2640, 2805, 2992, 3512, 3740, 4080, 4390, 4488, 4829, 5268, 5610, 6585, 7024, 7463, 7480, 8780, 8976, 9658, 10536, 11220, 13170, 14487, 14926, 14960, 17560, 19316, 21072, 22389, 22440, 24145, 26340, 28974, 29852, 35120, 37315, 38632, 44778, 44880, 48290, 52680, 57948, 59704, 72435, 74630, 77264, 82093, 89556, 96580, 105360, 111945, 115896, 119408, 144870, 149260, 164186, 179112, 193160, 223890, 231792, 246279, 289740, 298520, 328372, 358224, 386320, 410465, 447780, 492558, 579480, 597040, 656744, 820930, 895560, 985116, 1158960, 1231395, 1313488, 1641860, 1791120, 1970232, 2462790, 3283720, 3940464, 4925580, 6567440, 9851160, 19702320]

約数ペア:

[(1, 19702320), (2, 9851160), (3, 6567440), (4, 4925580), (5, 3940464), (6, 3283720), (8, 2462790), (10, 1970232), (11, 1791120), (12, 1641860), (15, 1313488), (16, 1231395), (17, 1158960), (20, 985116), (22, 895560), (24, 820930), (30, 656744), (33, 597040), (34, 579480), (40, 492558), (44, 447780), (48, 410465), (51, 386320), (55, 358224), (60, 328372), (66, 298520), (68, 289740), (80, 246279), (85, 231792), (88, 223890), (102, 193160), (110, 179112), (120, 164186), (132, 149260), (136, 144870), (165, 119408), (170, 115896), (176, 111945), (187, 105360), (204, 96580), (220, 89556), (240, 82093), (255, 77264), (264, 74630), (272, 72435), (330, 59704), (340, 57948), (374, 52680), (408, 48290), (439, 44880), (440, 44778), (510, 38632), (528, 37315), (561, 35120), (660, 29852), (680, 28974), (748, 26340), (816, 24145), (878, 22440), (880, 22389), (935, 21072), (1020, 19316), (1122, 17560), (1317, 14960), (1320, 14926), (1360, 14487), (1496, 13170), (1756, 11220), (1870, 10536), (2040, 9658), (2195, 8976), (2244, 8780), (2634, 7480), (2640, 7463), (2805, 7024), (2992, 6585), (3512, 5610), (3740, 5268), (4080, 4829), (4390, 4488)]