306673840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 822000960

約数和(自身を除く): 515327120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 61, 80, 88, 110, 116, 122, 145, 176, 197, 220, 232, 244, 290, 305, 319, 394, 440, 464, 488, 580, 610, 638, 671, 788, 880, 976, 985, 1160, 1220, 1276, 1342, 1576, 1595, 1769, 1970, 2167, 2320, 2440, 2552, 2684, 3152, 3190, 3355, 3538, 3940, 4334, 4880, 5104, 5368, 5713, 6380, 6710, 7076, 7880, 8668, 8845, 10736, 10835, 11426, 12017, 12760, 13420, 14152, 15760, 17336, 17690, 19459, 21670, 22852, 24034, 25520, 26840, 28304, 28565, 34672, 35380, 38918, 43340, 45704, 48068, 53680, 57130, 60085, 62843, 70760, 77836, 86680, 91408, 96136, 97295, 114260, 120170, 125686, 132187, 141520, 155672, 173360, 192272, 194590, 228520, 240340, 251372, 264374, 311344, 314215, 348493, 389180, 457040, 480680, 502744, 528748, 628430, 660935, 696986, 778360, 961360, 1005488, 1057496, 1256860, 1321870, 1393972, 1556720, 1742465, 2114992, 2513720, 2643740, 2787944, 3484930, 3833423, 5027440, 5287480, 5575888, 6969860, 7666846, 10574960, 13939720, 15333692, 19167115, 27879440, 30667384, 38334230, 61334768, 76668460, 153336920, 306673840]

約数ペア:

[(1, 306673840), (2, 153336920), (4, 76668460), (5, 61334768), (8, 38334230), (10, 30667384), (11, 27879440), (16, 19167115), (20, 15333692), (22, 13939720), (29, 10574960), (40, 7666846), (44, 6969860), (55, 5575888), (58, 5287480), (61, 5027440), (80, 3833423), (88, 3484930), (110, 2787944), (116, 2643740), (122, 2513720), (145, 2114992), (176, 1742465), (197, 1556720), (220, 1393972), (232, 1321870), (244, 1256860), (290, 1057496), (305, 1005488), (319, 961360), (394, 778360), (440, 696986), (464, 660935), (488, 628430), (580, 528748), (610, 502744), (638, 480680), (671, 457040), (788, 389180), (880, 348493), (976, 314215), (985, 311344), (1160, 264374), (1220, 251372), (1276, 240340), (1342, 228520), (1576, 194590), (1595, 192272), (1769, 173360), (1970, 155672), (2167, 141520), (2320, 132187), (2440, 125686), (2552, 120170), (2684, 114260), (3152, 97295), (3190, 96136), (3355, 91408), (3538, 86680), (3940, 77836), (4334, 70760), (4880, 62843), (5104, 60085), (5368, 57130), (5713, 53680), (6380, 48068), (6710, 45704), (7076, 43340), (7880, 38918), (8668, 35380), (8845, 34672), (10736, 28565), (10835, 28304), (11426, 26840), (12017, 25520), (12760, 24034), (13420, 22852), (14152, 21670), (15760, 19459), (17336, 17690)]