220370816

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 496128000

約数和(自身を除く): 275757184

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 37, 38, 62, 64, 74, 76, 79, 124, 128, 148, 152, 158, 248, 296, 304, 316, 496, 589, 592, 608, 632, 703, 992, 1147, 1178, 1184, 1216, 1264, 1406, 1501, 1984, 2294, 2356, 2368, 2432, 2449, 2528, 2812, 2923, 3002, 3968, 4588, 4712, 4736, 4898, 5056, 5624, 5846, 6004, 9176, 9424, 9796, 10112, 11248, 11692, 12008, 18352, 18848, 19592, 21793, 22496, 23384, 24016, 36704, 37696, 39184, 43586, 44992, 46531, 46768, 48032, 55537, 73408, 75392, 78368, 87172, 89984, 90613, 93062, 93536, 96064, 111074, 146816, 156736, 174344, 181226, 186124, 187072, 192128, 222148, 313472, 348688, 362452, 372248, 374144, 444296, 697376, 724904, 744496, 888592, 1394752, 1449808, 1488992, 1721647, 1777184, 2789504, 2899616, 2977984, 3443294, 3554368, 5799232, 5955968, 6886588, 7108736, 11598464, 13773176, 27546352, 55092704, 110185408, 220370816]

約数ペア:

[(1, 220370816), (2, 110185408), (4, 55092704), (8, 27546352), (16, 13773176), (19, 11598464), (31, 7108736), (32, 6886588), (37, 5955968), (38, 5799232), (62, 3554368), (64, 3443294), (74, 2977984), (76, 2899616), (79, 2789504), (124, 1777184), (128, 1721647), (148, 1488992), (152, 1449808), (158, 1394752), (248, 888592), (296, 744496), (304, 724904), (316, 697376), (496, 444296), (589, 374144), (592, 372248), (608, 362452), (632, 348688), (703, 313472), (992, 222148), (1147, 192128), (1178, 187072), (1184, 186124), (1216, 181226), (1264, 174344), (1406, 156736), (1501, 146816), (1984, 111074), (2294, 96064), (2356, 93536), (2368, 93062), (2432, 90613), (2449, 89984), (2528, 87172), (2812, 78368), (2923, 75392), (3002, 73408), (3968, 55537), (4588, 48032), (4712, 46768), (4736, 46531), (4898, 44992), (5056, 43586), (5624, 39184), (5846, 37696), (6004, 36704), (9176, 24016), (9424, 23384), (9796, 22496), (10112, 21793), (11248, 19592), (11692, 18848), (12008, 18352)]