810910880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 288

約数和(自身を含む): 2339487360

約数和(自身を除く): 1528576480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 65, 68, 71, 76, 80, 85, 95, 104, 130, 136, 142, 152, 160, 170, 190, 208, 221, 247, 260, 272, 284, 289, 304, 323, 340, 355, 380, 416, 442, 494, 520, 544, 568, 578, 608, 646, 680, 710, 760, 884, 923, 988, 1040, 1105, 1136, 1156, 1207, 1235, 1292, 1349, 1360, 1420, 1445, 1520, 1615, 1768, 1846, 1976, 2080, 2210, 2272, 2312, 2414, 2470, 2584, 2698, 2720, 2840, 2890, 3040, 3230, 3536, 3692, 3757, 3952, 4199, 4420, 4615, 4624, 4828, 4940, 5168, 5396, 5491, 5680, 5780, 6035, 6460, 6745, 7072, 7384, 7514, 7904, 8398, 8840, 9230, 9248, 9656, 9880, 10336, 10792, 10982, 11360, 11560, 12070, 12920, 13490, 14768, 15028, 15691, 16796, 17537, 17680, 18460, 18785, 19312, 19760, 20519, 20995, 21584, 21964, 22933, 23120, 24140, 25840, 26980, 27455, 29536, 30056, 31382, 33592, 35074, 35360, 36920, 37570, 38624, 39520, 41038, 41990, 43168, 43928, 45866, 46240, 48280, 51680, 53960, 54910, 60112, 62764, 67184, 70148, 71383, 73840, 75140, 78455, 82076, 83980, 87685, 87856, 91732, 96560, 102595, 107920, 109820, 114665, 120224, 125528, 134368, 140296, 142766, 147680, 150280, 156910, 164152, 167960, 175370, 175712, 183464, 193120, 205190, 215840, 219640, 229330, 251056, 266747, 280592, 285532, 298129, 300560, 313820, 328304, 335920, 350740, 356915, 366928, 389861, 410380, 439280, 458660, 502112, 533494, 561184, 571064, 596258, 601120, 627640, 656608, 671840, 701480, 713830, 733856, 779722, 820760, 878560, 917320, 1066988, 1142128, 1192516, 1255280, 1333735, 1402960, 1427660, 1490645, 1559444, 1641520, 1834640, 1949305, 2133976, 2284256, 2385032, 2510560, 2667470, 2805920, 2855320, 2981290, 3118888, 3283040, 3669280, 3898610, 4267952, 4770064, 5068193, 5334940, 5710640, 5962580, 6237776, 7797220, 8535904, 9540128, 10136386, 10669880, 11421280, 11925160, 12475552, 15594440, 20272772, 21339760, 23850320, 25340965, 31188880, 40545544, 42679520, 47700640, 50681930, 62377760, 81091088, 101363860, 162182176, 202727720, 405455440, 810910880]

約数ペア:

[(1, 810910880), (2, 405455440), (4, 202727720), (5, 162182176), (8, 101363860), (10, 81091088), (13, 62377760), (16, 50681930), (17, 47700640), (19, 42679520), (20, 40545544), (26, 31188880), (32, 25340965), (34, 23850320), (38, 21339760), (40, 20272772), (52, 15594440), (65, 12475552), (68, 11925160), (71, 11421280), (76, 10669880), (80, 10136386), (85, 9540128), (95, 8535904), (104, 7797220), (130, 6237776), (136, 5962580), (142, 5710640), (152, 5334940), (160, 5068193), (170, 4770064), (190, 4267952), (208, 3898610), (221, 3669280), (247, 3283040), (260, 3118888), (272, 2981290), (284, 2855320), (289, 2805920), (304, 2667470), (323, 2510560), (340, 2385032), (355, 2284256), (380, 2133976), (416, 1949305), (442, 1834640), (494, 1641520), (520, 1559444), (544, 1490645), (568, 1427660), (578, 1402960), (608, 1333735), (646, 1255280), (680, 1192516), (710, 1142128), (760, 1066988), (884, 917320), (923, 878560), (988, 820760), (1040, 779722), (1105, 733856), (1136, 713830), (1156, 701480), (1207, 671840), (1235, 656608), (1292, 627640), (1349, 601120), (1360, 596258), (1420, 571064), (1445, 561184), (1520, 533494), (1615, 502112), (1768, 458660), (1846, 439280), (1976, 410380), (2080, 389861), (2210, 366928), (2272, 356915), (2312, 350740), (2414, 335920), (2470, 328304), (2584, 313820), (2698, 300560), (2720, 298129), (2840, 285532), (2890, 280592), (3040, 266747), (3230, 251056), (3536, 229330), (3692, 219640), (3757, 215840), (3952, 205190), (4199, 193120), (4420, 183464), (4615, 175712), (4624, 175370), (4828, 167960), (4940, 164152), (5168, 156910), (5396, 150280), (5491, 147680), (5680, 142766), (5780, 140296), (6035, 134368), (6460, 125528), (6745, 120224), (7072, 114665), (7384, 109820), (7514, 107920), (7904, 102595), (8398, 96560), (8840, 91732), (9230, 87856), (9248, 87685), (9656, 83980), (9880, 82076), (10336, 78455), (10792, 75140), (10982, 73840), (11360, 71383), (11560, 70148), (12070, 67184), (12920, 62764), (13490, 60112), (14768, 54910), (15028, 53960), (15691, 51680), (16796, 48280), (17537, 46240), (17680, 45866), (18460, 43928), (18785, 43168), (19312, 41990), (19760, 41038), (20519, 39520), (20995, 38624), (21584, 37570), (21964, 36920), (22933, 35360), (23120, 35074), (24140, 33592), (25840, 31382), (26980, 30056), (27455, 29536)]