180186880

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 470937600

約数和(自身を除く): 290750720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 239, 248, 256, 304, 310, 320, 380, 478, 496, 589, 608, 620, 640, 760, 956, 992, 1178, 1195, 1216, 1240, 1280, 1520, 1912, 1984, 2356, 2390, 2432, 2480, 2945, 3040, 3824, 3968, 4541, 4712, 4780, 4864, 4960, 5890, 6080, 7409, 7648, 7936, 9082, 9424, 9560, 9920, 11780, 12160, 14818, 15296, 18164, 18848, 19120, 19840, 22705, 23560, 24320, 29636, 30592, 36328, 37045, 37696, 38240, 39680, 45410, 47120, 59272, 61184, 72656, 74090, 75392, 76480, 90820, 94240, 118544, 140771, 145312, 148180, 150784, 152960, 181640, 188480, 237088, 281542, 290624, 296360, 305920, 363280, 376960, 474176, 563084, 581248, 592720, 703855, 726560, 753920, 948352, 1126168, 1162496, 1185440, 1407710, 1453120, 1896704, 2252336, 2370880, 2815420, 2906240, 4504672, 4741760, 5630840, 5812480, 9009344, 9483520, 11261680, 18018688, 22523360, 36037376, 45046720, 90093440, 180186880]

約数ペア:

[(1, 180186880), (2, 90093440), (4, 45046720), (5, 36037376), (8, 22523360), (10, 18018688), (16, 11261680), (19, 9483520), (20, 9009344), (31, 5812480), (32, 5630840), (38, 4741760), (40, 4504672), (62, 2906240), (64, 2815420), (76, 2370880), (80, 2252336), (95, 1896704), (124, 1453120), (128, 1407710), (152, 1185440), (155, 1162496), (160, 1126168), (190, 948352), (239, 753920), (248, 726560), (256, 703855), (304, 592720), (310, 581248), (320, 563084), (380, 474176), (478, 376960), (496, 363280), (589, 305920), (608, 296360), (620, 290624), (640, 281542), (760, 237088), (956, 188480), (992, 181640), (1178, 152960), (1195, 150784), (1216, 148180), (1240, 145312), (1280, 140771), (1520, 118544), (1912, 94240), (1984, 90820), (2356, 76480), (2390, 75392), (2432, 74090), (2480, 72656), (2945, 61184), (3040, 59272), (3824, 47120), (3968, 45410), (4541, 39680), (4712, 38240), (4780, 37696), (4864, 37045), (4960, 36328), (5890, 30592), (6080, 29636), (7409, 24320), (7648, 23560), (7936, 22705), (9082, 19840), (9424, 19120), (9560, 18848), (9920, 18164), (11780, 15296), (12160, 14818)]