254904320

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 698181120

約数和(自身を除く): 443276800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 73, 80, 88, 110, 124, 128, 146, 155, 160, 176, 220, 248, 256, 292, 310, 320, 341, 352, 365, 440, 496, 512, 584, 620, 640, 682, 704, 730, 803, 880, 992, 1024, 1168, 1240, 1280, 1364, 1408, 1460, 1606, 1705, 1760, 1984, 2048, 2263, 2336, 2480, 2560, 2728, 2816, 2920, 3212, 3410, 3520, 3968, 4015, 4526, 4672, 4960, 5120, 5456, 5632, 5840, 6424, 6820, 7040, 7936, 8030, 9052, 9344, 9920, 10240, 10912, 11264, 11315, 11680, 12848, 13640, 14080, 15872, 16060, 18104, 18688, 19840, 21824, 22528, 22630, 23360, 24893, 25696, 27280, 28160, 31744, 32120, 36208, 37376, 39680, 43648, 45260, 46720, 49786, 51392, 54560, 56320, 63488, 64240, 72416, 74752, 79360, 87296, 90520, 93440, 99572, 102784, 109120, 112640, 124465, 128480, 144832, 149504, 158720, 174592, 181040, 186880, 199144, 205568, 218240, 248930, 256960, 289664, 317440, 349184, 362080, 373760, 398288, 411136, 436480, 497860, 513920, 579328, 698368, 724160, 747520, 796576, 822272, 872960, 995720, 1027840, 1158656, 1448320, 1593152, 1644544, 1745920, 1991440, 2055680, 2317312, 2896640, 3186304, 3491840, 3982880, 4111360, 4634624, 5793280, 6372608, 7965760, 8222720, 11586560, 12745216, 15931520, 23173120, 25490432, 31863040, 50980864, 63726080, 127452160, 254904320]

約数ペア:

[(1, 254904320), (2, 127452160), (4, 63726080), (5, 50980864), (8, 31863040), (10, 25490432), (11, 23173120), (16, 15931520), (20, 12745216), (22, 11586560), (31, 8222720), (32, 7965760), (40, 6372608), (44, 5793280), (55, 4634624), (62, 4111360), (64, 3982880), (73, 3491840), (80, 3186304), (88, 2896640), (110, 2317312), (124, 2055680), (128, 1991440), (146, 1745920), (155, 1644544), (160, 1593152), (176, 1448320), (220, 1158656), (248, 1027840), (256, 995720), (292, 872960), (310, 822272), (320, 796576), (341, 747520), (352, 724160), (365, 698368), (440, 579328), (496, 513920), (512, 497860), (584, 436480), (620, 411136), (640, 398288), (682, 373760), (704, 362080), (730, 349184), (803, 317440), (880, 289664), (992, 256960), (1024, 248930), (1168, 218240), (1240, 205568), (1280, 199144), (1364, 186880), (1408, 181040), (1460, 174592), (1606, 158720), (1705, 149504), (1760, 144832), (1984, 128480), (2048, 124465), (2263, 112640), (2336, 109120), (2480, 102784), (2560, 99572), (2728, 93440), (2816, 90520), (2920, 87296), (3212, 79360), (3410, 74752), (3520, 72416), (3968, 64240), (4015, 63488), (4526, 56320), (4672, 54560), (4960, 51392), (5120, 49786), (5456, 46720), (5632, 45260), (5840, 43648), (6424, 39680), (6820, 37376), (7040, 36208), (7936, 32120), (8030, 31744), (9052, 28160), (9344, 27280), (9920, 25696), (10240, 24893), (10912, 23360), (11264, 22630), (11315, 22528), (11680, 21824), (12848, 19840), (13640, 18688), (14080, 18104), (15872, 16060)]