47421568

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:118

約数の個数: 128

約数和(自身を含む): 111628800

約数和(自身を除く): 64207232

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 37, 38, 62, 64, 68, 74, 76, 124, 128, 136, 148, 152, 248, 272, 296, 304, 323, 496, 527, 544, 589, 592, 608, 629, 646, 703, 992, 1054, 1088, 1147, 1178, 1184, 1216, 1258, 1292, 1406, 1984, 2108, 2176, 2294, 2356, 2368, 2432, 2516, 2584, 2812, 3968, 4216, 4588, 4712, 4736, 5032, 5168, 5624, 8432, 9176, 9424, 10013, 10064, 10336, 11248, 11951, 16864, 18352, 18848, 19499, 20026, 20128, 20672, 21793, 22496, 23902, 33728, 36704, 37696, 38998, 40052, 40256, 41344, 43586, 44992, 47804, 67456, 73408, 75392, 77996, 80104, 80512, 87172, 89984, 95608, 146816, 155992, 160208, 174344, 191216, 311984, 320416, 348688, 370481, 382432, 623968, 640832, 697376, 740962, 764864, 1247936, 1281664, 1394752, 1481924, 1529728, 2495872, 2789504, 2963848, 5927696, 11855392, 23710784, 47421568]

約数ペア:

[(1, 47421568), (2, 23710784), (4, 11855392), (8, 5927696), (16, 2963848), (17, 2789504), (19, 2495872), (31, 1529728), (32, 1481924), (34, 1394752), (37, 1281664), (38, 1247936), (62, 764864), (64, 740962), (68, 697376), (74, 640832), (76, 623968), (124, 382432), (128, 370481), (136, 348688), (148, 320416), (152, 311984), (248, 191216), (272, 174344), (296, 160208), (304, 155992), (323, 146816), (496, 95608), (527, 89984), (544, 87172), (589, 80512), (592, 80104), (608, 77996), (629, 75392), (646, 73408), (703, 67456), (992, 47804), (1054, 44992), (1088, 43586), (1147, 41344), (1178, 40256), (1184, 40052), (1216, 38998), (1258, 37696), (1292, 36704), (1406, 33728), (1984, 23902), (2108, 22496), (2176, 21793), (2294, 20672), (2356, 20128), (2368, 20026), (2432, 19499), (2516, 18848), (2584, 18352), (2812, 16864), (3968, 11951), (4216, 11248), (4588, 10336), (4712, 10064), (4736, 10013), (5032, 9424), (5168, 9176), (5624, 8432)]