197621280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 288

約数和(自身を含む): 735920640

約数和(自身を除く): 538299360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 144, 152, 155, 160, 171, 180, 186, 190, 228, 233, 240, 248, 279, 285, 288, 304, 310, 342, 360, 372, 380, 456, 465, 466, 480, 496, 558, 570, 589, 608, 620, 684, 699, 720, 744, 760, 855, 912, 930, 932, 992, 1116, 1140, 1165, 1178, 1240, 1368, 1395, 1398, 1440, 1488, 1520, 1710, 1767, 1824, 1860, 1864, 2097, 2232, 2280, 2330, 2356, 2480, 2736, 2790, 2796, 2945, 2976, 3040, 3420, 3495, 3534, 3720, 3728, 4194, 4427, 4464, 4560, 4660, 4712, 4960, 5301, 5472, 5580, 5592, 5890, 6840, 6990, 7068, 7223, 7440, 7456, 8388, 8835, 8854, 8928, 9120, 9320, 9424, 10485, 10602, 11160, 11184, 11780, 13281, 13680, 13980, 14136, 14446, 14880, 16776, 17670, 17708, 18640, 18848, 20970, 21204, 21669, 22135, 22320, 22368, 23560, 26505, 26562, 27360, 27960, 28272, 28892, 33552, 35340, 35416, 36115, 37280, 39843, 41940, 42408, 43338, 44270, 44640, 47120, 53010, 53124, 55920, 56544, 57784, 65007, 66405, 67104, 70680, 70832, 72230, 79686, 83880, 84816, 86676, 88540, 94240, 106020, 106248, 108345, 111840, 115568, 130014, 132810, 137237, 141360, 141664, 144460, 159372, 167760, 169632, 173352, 177080, 199215, 212040, 212496, 216690, 231136, 260028, 265620, 274474, 282720, 288920, 318744, 325035, 335520, 346704, 354160, 398430, 411711, 424080, 424992, 433380, 520056, 531240, 548948, 577840, 637488, 650070, 686185, 693408, 708320, 796860, 823422, 848160, 866760, 1040112, 1062480, 1097896, 1155680, 1235133, 1274976, 1300140, 1372370, 1593720, 1646844, 1733520, 2058555, 2080224, 2124960, 2195792, 2470266, 2600280, 2744740, 3187440, 3293688, 3467040, 4117110, 4391584, 4940532, 5200560, 5489480, 6175665, 6374880, 6587376, 8234220, 9881064, 10401120, 10978960, 12351330, 13174752, 16468440, 19762128, 21957920, 24702660, 32936880, 39524256, 49405320, 65873760, 98810640, 197621280]

約数ペア:

[(1, 197621280), (2, 98810640), (3, 65873760), (4, 49405320), (5, 39524256), (6, 32936880), (8, 24702660), (9, 21957920), (10, 19762128), (12, 16468440), (15, 13174752), (16, 12351330), (18, 10978960), (19, 10401120), (20, 9881064), (24, 8234220), (30, 6587376), (31, 6374880), (32, 6175665), (36, 5489480), (38, 5200560), (40, 4940532), (45, 4391584), (48, 4117110), (57, 3467040), (60, 3293688), (62, 3187440), (72, 2744740), (76, 2600280), (80, 2470266), (90, 2195792), (93, 2124960), (95, 2080224), (96, 2058555), (114, 1733520), (120, 1646844), (124, 1593720), (144, 1372370), (152, 1300140), (155, 1274976), (160, 1235133), (171, 1155680), (180, 1097896), (186, 1062480), (190, 1040112), (228, 866760), (233, 848160), (240, 823422), (248, 796860), (279, 708320), (285, 693408), (288, 686185), (304, 650070), (310, 637488), (342, 577840), (360, 548948), (372, 531240), (380, 520056), (456, 433380), (465, 424992), (466, 424080), (480, 411711), (496, 398430), (558, 354160), (570, 346704), (589, 335520), (608, 325035), (620, 318744), (684, 288920), (699, 282720), (720, 274474), (744, 265620), (760, 260028), (855, 231136), (912, 216690), (930, 212496), (932, 212040), (992, 199215), (1116, 177080), (1140, 173352), (1165, 169632), (1178, 167760), (1240, 159372), (1368, 144460), (1395, 141664), (1398, 141360), (1440, 137237), (1488, 132810), (1520, 130014), (1710, 115568), (1767, 111840), (1824, 108345), (1860, 106248), (1864, 106020), (2097, 94240), (2232, 88540), (2280, 86676), (2330, 84816), (2356, 83880), (2480, 79686), (2736, 72230), (2790, 70832), (2796, 70680), (2945, 67104), (2976, 66405), (3040, 65007), (3420, 57784), (3495, 56544), (3534, 55920), (3720, 53124), (3728, 53010), (4194, 47120), (4427, 44640), (4464, 44270), (4560, 43338), (4660, 42408), (4712, 41940), (4960, 39843), (5301, 37280), (5472, 36115), (5580, 35416), (5592, 35340), (5890, 33552), (6840, 28892), (6990, 28272), (7068, 27960), (7223, 27360), (7440, 26562), (7456, 26505), (8388, 23560), (8835, 22368), (8854, 22320), (8928, 22135), (9120, 21669), (9320, 21204), (9424, 20970), (10485, 18848), (10602, 18640), (11160, 17708), (11184, 17670), (11780, 16776), (13281, 14880), (13680, 14446), (13980, 14136)]