2891438080

素因数分解:

$2^{11}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 7281368640

約数和(自身を除く): 4389930560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 71, 80, 82, 97, 128, 142, 160, 164, 194, 205, 256, 284, 320, 328, 355, 388, 410, 485, 512, 568, 640, 656, 710, 776, 820, 970, 1024, 1136, 1280, 1312, 1420, 1552, 1640, 1940, 2048, 2272, 2560, 2624, 2840, 2911, 3104, 3280, 3880, 3977, 4544, 5120, 5248, 5680, 5822, 6208, 6560, 6887, 7760, 7954, 9088, 10240, 10496, 11360, 11644, 12416, 13120, 13774, 14555, 15520, 15908, 18176, 19885, 20992, 22720, 23288, 24832, 26240, 27548, 29110, 31040, 31816, 34435, 36352, 39770, 41984, 45440, 46576, 49664, 52480, 55096, 58220, 62080, 63632, 68870, 72704, 79540, 83968, 90880, 93152, 99328, 104960, 110192, 116440, 124160, 127264, 137740, 145408, 159080, 181760, 186304, 198656, 209920, 220384, 232880, 248320, 254528, 275480, 282367, 318160, 363520, 372608, 419840, 440768, 465760, 496640, 509056, 550960, 564734, 636320, 727040, 745216, 881536, 931520, 993280, 1018112, 1101920, 1129468, 1272640, 1411835, 1490432, 1763072, 1863040, 2036224, 2203840, 2258936, 2545280, 2823670, 2980864, 3526144, 3726080, 4072448, 4407680, 4517872, 5090560, 5647340, 5961728, 7052288, 7452160, 8144896, 8815360, 9035744, 10181120, 11294680, 14104576, 14904320, 17630720, 18071488, 20362240, 22589360, 29808640, 35261440, 36142976, 40724480, 45178720, 70522880, 72285952, 90357440, 144571904, 180714880, 289143808, 361429760, 578287616, 722859520, 1445719040, 2891438080]

約数ペア:

[(1, 2891438080), (2, 1445719040), (4, 722859520), (5, 578287616), (8, 361429760), (10, 289143808), (16, 180714880), (20, 144571904), (32, 90357440), (40, 72285952), (41, 70522880), (64, 45178720), (71, 40724480), (80, 36142976), (82, 35261440), (97, 29808640), (128, 22589360), (142, 20362240), (160, 18071488), (164, 17630720), (194, 14904320), (205, 14104576), (256, 11294680), (284, 10181120), (320, 9035744), (328, 8815360), (355, 8144896), (388, 7452160), (410, 7052288), (485, 5961728), (512, 5647340), (568, 5090560), (640, 4517872), (656, 4407680), (710, 4072448), (776, 3726080), (820, 3526144), (970, 2980864), (1024, 2823670), (1136, 2545280), (1280, 2258936), (1312, 2203840), (1420, 2036224), (1552, 1863040), (1640, 1763072), (1940, 1490432), (2048, 1411835), (2272, 1272640), (2560, 1129468), (2624, 1101920), (2840, 1018112), (2911, 993280), (3104, 931520), (3280, 881536), (3880, 745216), (3977, 727040), (4544, 636320), (5120, 564734), (5248, 550960), (5680, 509056), (5822, 496640), (6208, 465760), (6560, 440768), (6887, 419840), (7760, 372608), (7954, 363520), (9088, 318160), (10240, 282367), (10496, 275480), (11360, 254528), (11644, 248320), (12416, 232880), (13120, 220384), (13774, 209920), (14555, 198656), (15520, 186304), (15908, 181760), (18176, 159080), (19885, 145408), (20992, 137740), (22720, 127264), (23288, 124160), (24832, 116440), (26240, 110192), (27548, 104960), (29110, 99328), (31040, 93152), (31816, 90880), (34435, 83968), (36352, 79540), (39770, 72704), (41984, 68870), (45440, 63632), (46576, 62080), (49664, 58220), (52480, 55096)]