648978120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11197}}^1$

素因数の和:11244

約数の個数: 192

約数和(自身を含む): 2515518720

約数和(自身を除く): 1866540600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 552, 630, 644, 690, 805, 828, 840, 920, 966, 1035, 1260, 1288, 1380, 1449, 1610, 1656, 1932, 2070, 2415, 2520, 2760, 2898, 3220, 3864, 4140, 4830, 5796, 6440, 7245, 8280, 9660, 11197, 11592, 14490, 19320, 22394, 28980, 33591, 44788, 55985, 57960, 67182, 78379, 89576, 100773, 111970, 134364, 156758, 167955, 201546, 223940, 235137, 257531, 268728, 313516, 335910, 391895, 403092, 447880, 470274, 503865, 515062, 627032, 671820, 705411, 772593, 783790, 806184, 940548, 1007730, 1030124, 1175685, 1287655, 1343640, 1410822, 1545186, 1567580, 1802717, 1881096, 2015460, 2060248, 2317779, 2351370, 2575310, 2821644, 3090372, 3135160, 3527055, 3605434, 3862965, 4030920, 4635558, 4702740, 5150620, 5408151, 5643288, 6180744, 7054110, 7210868, 7725930, 9013585, 9271116, 9405480, 10301240, 10816302, 11588895, 14108220, 14421736, 15451860, 16224453, 18027170, 18542232, 21632604, 23177790, 27040755, 28216440, 30903720, 32448906, 36054340, 43265208, 46355580, 54081510, 64897812, 72108680, 81122265, 92711160, 108163020, 129795624, 162244530, 216326040, 324489060, 648978120]

約数ペア:

[(1, 648978120), (2, 324489060), (3, 216326040), (4, 162244530), (5, 129795624), (6, 108163020), (7, 92711160), (8, 81122265), (9, 72108680), (10, 64897812), (12, 54081510), (14, 46355580), (15, 43265208), (18, 36054340), (20, 32448906), (21, 30903720), (23, 28216440), (24, 27040755), (28, 23177790), (30, 21632604), (35, 18542232), (36, 18027170), (40, 16224453), (42, 15451860), (45, 14421736), (46, 14108220), (56, 11588895), (60, 10816302), (63, 10301240), (69, 9405480), (70, 9271116), (72, 9013585), (84, 7725930), (90, 7210868), (92, 7054110), (105, 6180744), (115, 5643288), (120, 5408151), (126, 5150620), (138, 4702740), (140, 4635558), (161, 4030920), (168, 3862965), (180, 3605434), (184, 3527055), (207, 3135160), (210, 3090372), (230, 2821644), (252, 2575310), (276, 2351370), (280, 2317779), (315, 2060248), (322, 2015460), (345, 1881096), (360, 1802717), (414, 1567580), (420, 1545186), (460, 1410822), (483, 1343640), (504, 1287655), (552, 1175685), (630, 1030124), (644, 1007730), (690, 940548), (805, 806184), (828, 783790), (840, 772593), (920, 705411), (966, 671820), (1035, 627032), (1260, 515062), (1288, 503865), (1380, 470274), (1449, 447880), (1610, 403092), (1656, 391895), (1932, 335910), (2070, 313516), (2415, 268728), (2520, 257531), (2760, 235137), (2898, 223940), (3220, 201546), (3864, 167955), (4140, 156758), (4830, 134364), (5796, 111970), (6440, 100773), (7245, 89576), (8280, 78379), (9660, 67182), (11197, 57960), (11592, 55985), (14490, 44788), (19320, 33591), (22394, 28980)]