78358280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 256

約数和(自身を含む): 251596800

約数和(自身を除く): 173238520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 40, 44, 52, 55, 56, 65, 70, 76, 77, 88, 91, 95, 103, 104, 110, 130, 133, 140, 143, 152, 154, 182, 190, 206, 209, 220, 247, 260, 266, 280, 286, 308, 364, 380, 385, 412, 418, 440, 455, 494, 515, 520, 532, 572, 616, 665, 715, 721, 728, 760, 770, 824, 836, 910, 988, 1001, 1030, 1045, 1064, 1133, 1144, 1235, 1330, 1339, 1430, 1442, 1463, 1540, 1672, 1729, 1820, 1957, 1976, 2002, 2060, 2090, 2266, 2470, 2660, 2678, 2717, 2860, 2884, 2926, 3080, 3458, 3605, 3640, 3914, 4004, 4120, 4180, 4532, 4940, 5005, 5320, 5356, 5434, 5665, 5720, 5768, 5852, 6695, 6916, 7210, 7315, 7828, 7931, 8008, 8360, 8645, 9064, 9373, 9785, 9880, 10010, 10712, 10868, 11330, 11704, 13390, 13585, 13699, 13832, 14420, 14630, 14729, 15656, 15862, 17290, 18746, 19019, 19570, 20020, 21527, 21736, 22660, 25441, 26780, 27170, 27398, 28840, 29260, 29458, 31724, 34580, 37492, 38038, 39140, 39655, 40040, 43054, 45320, 46865, 50882, 53560, 54340, 54796, 58520, 58916, 63448, 68495, 69160, 73645, 74984, 76076, 78280, 79310, 86108, 93730, 95095, 101764, 103103, 107635, 108680, 109592, 117832, 127205, 136990, 147290, 150689, 152152, 158620, 172216, 178087, 187460, 190190, 203528, 206206, 215270, 254410, 273980, 279851, 294580, 301378, 317240, 356174, 374920, 380380, 412412, 430540, 508820, 515515, 547960, 559702, 589160, 602756, 712348, 753445, 760760, 824824, 861080, 890435, 1017640, 1031030, 1119404, 1205512, 1399255, 1424696, 1506890, 1780870, 1958957, 2062060, 2238808, 2798510, 3013780, 3561740, 3917914, 4124120, 5597020, 6027560, 7123480, 7835828, 9794785, 11194040, 15671656, 19589570, 39179140, 78358280]

約数ペア:

[(1, 78358280), (2, 39179140), (4, 19589570), (5, 15671656), (7, 11194040), (8, 9794785), (10, 7835828), (11, 7123480), (13, 6027560), (14, 5597020), (19, 4124120), (20, 3917914), (22, 3561740), (26, 3013780), (28, 2798510), (35, 2238808), (38, 2062060), (40, 1958957), (44, 1780870), (52, 1506890), (55, 1424696), (56, 1399255), (65, 1205512), (70, 1119404), (76, 1031030), (77, 1017640), (88, 890435), (91, 861080), (95, 824824), (103, 760760), (104, 753445), (110, 712348), (130, 602756), (133, 589160), (140, 559702), (143, 547960), (152, 515515), (154, 508820), (182, 430540), (190, 412412), (206, 380380), (209, 374920), (220, 356174), (247, 317240), (260, 301378), (266, 294580), (280, 279851), (286, 273980), (308, 254410), (364, 215270), (380, 206206), (385, 203528), (412, 190190), (418, 187460), (440, 178087), (455, 172216), (494, 158620), (515, 152152), (520, 150689), (532, 147290), (572, 136990), (616, 127205), (665, 117832), (715, 109592), (721, 108680), (728, 107635), (760, 103103), (770, 101764), (824, 95095), (836, 93730), (910, 86108), (988, 79310), (1001, 78280), (1030, 76076), (1045, 74984), (1064, 73645), (1133, 69160), (1144, 68495), (1235, 63448), (1330, 58916), (1339, 58520), (1430, 54796), (1442, 54340), (1463, 53560), (1540, 50882), (1672, 46865), (1729, 45320), (1820, 43054), (1957, 40040), (1976, 39655), (2002, 39140), (2060, 38038), (2090, 37492), (2266, 34580), (2470, 31724), (2660, 29458), (2678, 29260), (2717, 28840), (2860, 27398), (2884, 27170), (2926, 26780), (3080, 25441), (3458, 22660), (3605, 21736), (3640, 21527), (3914, 20020), (4004, 19570), (4120, 19019), (4180, 18746), (4532, 17290), (4940, 15862), (5005, 15656), (5320, 14729), (5356, 14630), (5434, 14420), (5665, 13832), (5720, 13699), (5768, 13585), (5852, 13390), (6695, 11704), (6916, 11330), (7210, 10868), (7315, 10712), (7828, 10010), (7931, 9880), (8008, 9785), (8360, 9373), (8645, 9064)]