389173504

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 883008000

約数和(自身を除く): 493834496

約数列:

[1, 2, 4, 8, 16, 19, 29, 31, 32, 38, 58, 62, 64, 76, 89, 116, 124, 128, 152, 178, 232, 248, 256, 304, 356, 464, 496, 551, 589, 608, 712, 899, 928, 992, 1102, 1178, 1216, 1424, 1691, 1798, 1856, 1984, 2204, 2356, 2432, 2581, 2759, 2848, 3382, 3596, 3712, 3968, 4408, 4712, 4864, 5162, 5518, 5696, 6764, 7192, 7424, 7936, 8816, 9424, 10324, 11036, 11392, 13528, 14384, 17081, 17632, 18848, 20648, 22072, 22784, 27056, 28768, 34162, 35264, 37696, 41296, 44144, 49039, 52421, 54112, 57536, 68324, 70528, 75392, 80011, 82592, 88288, 98078, 104842, 108224, 115072, 136648, 141056, 150784, 160022, 165184, 176576, 196156, 209684, 216448, 230144, 273296, 320044, 330368, 353152, 392312, 419368, 432896, 546592, 640088, 660736, 706304, 784624, 838736, 1093184, 1280176, 1520209, 1569248, 1677472, 2186368, 2560352, 3040418, 3138496, 3354944, 4372736, 5120704, 6080836, 6276992, 6709888, 10241408, 12161672, 12553984, 13419776, 20482816, 24323344, 48646688, 97293376, 194586752, 389173504]

約数ペア:

[(1, 389173504), (2, 194586752), (4, 97293376), (8, 48646688), (16, 24323344), (19, 20482816), (29, 13419776), (31, 12553984), (32, 12161672), (38, 10241408), (58, 6709888), (62, 6276992), (64, 6080836), (76, 5120704), (89, 4372736), (116, 3354944), (124, 3138496), (128, 3040418), (152, 2560352), (178, 2186368), (232, 1677472), (248, 1569248), (256, 1520209), (304, 1280176), (356, 1093184), (464, 838736), (496, 784624), (551, 706304), (589, 660736), (608, 640088), (712, 546592), (899, 432896), (928, 419368), (992, 392312), (1102, 353152), (1178, 330368), (1216, 320044), (1424, 273296), (1691, 230144), (1798, 216448), (1856, 209684), (1984, 196156), (2204, 176576), (2356, 165184), (2432, 160022), (2581, 150784), (2759, 141056), (2848, 136648), (3382, 115072), (3596, 108224), (3712, 104842), (3968, 98078), (4408, 88288), (4712, 82592), (4864, 80011), (5162, 75392), (5518, 70528), (5696, 68324), (6764, 57536), (7192, 54112), (7424, 52421), (7936, 49039), (8816, 44144), (9424, 41296), (10324, 37696), (11036, 35264), (11392, 34162), (13528, 28768), (14384, 27056), (17081, 22784), (17632, 22072), (18848, 20648)]