728842240

素因数分解:

$2^{14}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 2113864704

約数和(自身を除く): 1385022464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 41, 56, 62, 64, 70, 80, 82, 112, 124, 128, 140, 155, 160, 164, 205, 217, 224, 248, 256, 280, 287, 310, 320, 328, 410, 434, 448, 496, 512, 560, 574, 620, 640, 656, 820, 868, 896, 992, 1024, 1085, 1120, 1148, 1240, 1271, 1280, 1312, 1435, 1640, 1736, 1792, 1984, 2048, 2170, 2240, 2296, 2480, 2542, 2560, 2624, 2870, 3280, 3472, 3584, 3968, 4096, 4340, 4480, 4592, 4960, 5084, 5120, 5248, 5740, 6355, 6560, 6944, 7168, 7936, 8192, 8680, 8897, 8960, 9184, 9920, 10168, 10240, 10496, 11480, 12710, 13120, 13888, 14336, 15872, 16384, 17360, 17794, 17920, 18368, 19840, 20336, 20480, 20992, 22960, 25420, 26240, 27776, 28672, 31744, 34720, 35588, 35840, 36736, 39680, 40672, 40960, 41984, 44485, 45920, 50840, 52480, 55552, 57344, 63488, 69440, 71176, 71680, 73472, 79360, 81344, 81920, 83968, 88970, 91840, 101680, 104960, 111104, 114688, 126976, 138880, 142352, 143360, 146944, 158720, 162688, 167936, 177940, 183680, 203360, 209920, 222208, 253952, 277760, 284704, 286720, 293888, 317440, 325376, 335872, 355880, 367360, 406720, 419840, 444416, 507904, 555520, 569408, 573440, 587776, 634880, 650752, 671744, 711760, 734720, 813440, 839680, 888832, 1111040, 1138816, 1175552, 1269760, 1301504, 1423520, 1469440, 1626880, 1679360, 1777664, 2222080, 2277632, 2351104, 2539520, 2603008, 2847040, 2938880, 3253760, 3358720, 3555328, 4444160, 4555264, 4702208, 5206016, 5694080, 5877760, 6507520, 8888320, 9110528, 10412032, 11388160, 11755520, 13015040, 17776640, 18221056, 20824064, 22776320, 23511040, 26030080, 36442112, 45552640, 52060160, 72884224, 91105280, 104120320, 145768448, 182210560, 364421120, 728842240]

約数ペア:

[(1, 728842240), (2, 364421120), (4, 182210560), (5, 145768448), (7, 104120320), (8, 91105280), (10, 72884224), (14, 52060160), (16, 45552640), (20, 36442112), (28, 26030080), (31, 23511040), (32, 22776320), (35, 20824064), (40, 18221056), (41, 17776640), (56, 13015040), (62, 11755520), (64, 11388160), (70, 10412032), (80, 9110528), (82, 8888320), (112, 6507520), (124, 5877760), (128, 5694080), (140, 5206016), (155, 4702208), (160, 4555264), (164, 4444160), (205, 3555328), (217, 3358720), (224, 3253760), (248, 2938880), (256, 2847040), (280, 2603008), (287, 2539520), (310, 2351104), (320, 2277632), (328, 2222080), (410, 1777664), (434, 1679360), (448, 1626880), (496, 1469440), (512, 1423520), (560, 1301504), (574, 1269760), (620, 1175552), (640, 1138816), (656, 1111040), (820, 888832), (868, 839680), (896, 813440), (992, 734720), (1024, 711760), (1085, 671744), (1120, 650752), (1148, 634880), (1240, 587776), (1271, 573440), (1280, 569408), (1312, 555520), (1435, 507904), (1640, 444416), (1736, 419840), (1792, 406720), (1984, 367360), (2048, 355880), (2170, 335872), (2240, 325376), (2296, 317440), (2480, 293888), (2542, 286720), (2560, 284704), (2624, 277760), (2870, 253952), (3280, 222208), (3472, 209920), (3584, 203360), (3968, 183680), (4096, 177940), (4340, 167936), (4480, 162688), (4592, 158720), (4960, 146944), (5084, 143360), (5120, 142352), (5248, 138880), (5740, 126976), (6355, 114688), (6560, 111104), (6944, 104960), (7168, 101680), (7936, 91840), (8192, 88970), (8680, 83968), (8897, 81920), (8960, 81344), (9184, 79360), (9920, 73472), (10168, 71680), (10240, 71176), (10496, 69440), (11480, 63488), (12710, 57344), (13120, 55552), (13888, 52480), (14336, 50840), (15872, 45920), (16384, 44485), (17360, 41984), (17794, 40960), (17920, 40672), (18368, 39680), (19840, 36736), (20336, 35840), (20480, 35588), (20992, 34720), (22960, 31744), (25420, 28672), (26240, 27776)]