64418400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 216

約数和(自身を含む): 237641040

約数和(自身を除く): 173222640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 96, 100, 115, 120, 138, 144, 150, 160, 180, 184, 200, 207, 225, 230, 240, 276, 288, 300, 345, 360, 368, 389, 400, 414, 450, 460, 480, 552, 575, 600, 690, 720, 736, 778, 800, 828, 900, 920, 1035, 1104, 1150, 1167, 1200, 1380, 1440, 1556, 1656, 1725, 1800, 1840, 1945, 2070, 2208, 2300, 2334, 2400, 2760, 3112, 3312, 3450, 3501, 3600, 3680, 3890, 4140, 4600, 4668, 5175, 5520, 5835, 6224, 6624, 6900, 7002, 7200, 7780, 8280, 8947, 9200, 9336, 9725, 10350, 11040, 11670, 12448, 13800, 14004, 15560, 16560, 17505, 17894, 18400, 18672, 19450, 20700, 23340, 26841, 27600, 28008, 29175, 31120, 33120, 35010, 35788, 37344, 38900, 41400, 44735, 46680, 53682, 55200, 56016, 58350, 62240, 70020, 71576, 77800, 80523, 82800, 87525, 89470, 93360, 107364, 112032, 116700, 134205, 140040, 143152, 155600, 161046, 165600, 175050, 178940, 186720, 214728, 223675, 233400, 268410, 280080, 286304, 311200, 322092, 350100, 357880, 402615, 429456, 447350, 466800, 536820, 560160, 644184, 671025, 700200, 715760, 805230, 858912, 894700, 933600, 1073640, 1288368, 1342050, 1400400, 1431520, 1610460, 1789400, 2013075, 2147280, 2576736, 2684100, 2800800, 3220920, 3578800, 4026150, 4294560, 5368200, 6441840, 7157600, 8052300, 10736400, 12883680, 16104600, 21472800, 32209200, 64418400]

約数ペア:

[(1, 64418400), (2, 32209200), (3, 21472800), (4, 16104600), (5, 12883680), (6, 10736400), (8, 8052300), (9, 7157600), (10, 6441840), (12, 5368200), (15, 4294560), (16, 4026150), (18, 3578800), (20, 3220920), (23, 2800800), (24, 2684100), (25, 2576736), (30, 2147280), (32, 2013075), (36, 1789400), (40, 1610460), (45, 1431520), (46, 1400400), (48, 1342050), (50, 1288368), (60, 1073640), (69, 933600), (72, 894700), (75, 858912), (80, 805230), (90, 715760), (92, 700200), (96, 671025), (100, 644184), (115, 560160), (120, 536820), (138, 466800), (144, 447350), (150, 429456), (160, 402615), (180, 357880), (184, 350100), (200, 322092), (207, 311200), (225, 286304), (230, 280080), (240, 268410), (276, 233400), (288, 223675), (300, 214728), (345, 186720), (360, 178940), (368, 175050), (389, 165600), (400, 161046), (414, 155600), (450, 143152), (460, 140040), (480, 134205), (552, 116700), (575, 112032), (600, 107364), (690, 93360), (720, 89470), (736, 87525), (778, 82800), (800, 80523), (828, 77800), (900, 71576), (920, 70020), (1035, 62240), (1104, 58350), (1150, 56016), (1167, 55200), (1200, 53682), (1380, 46680), (1440, 44735), (1556, 41400), (1656, 38900), (1725, 37344), (1800, 35788), (1840, 35010), (1945, 33120), (2070, 31120), (2208, 29175), (2300, 28008), (2334, 27600), (2400, 26841), (2760, 23340), (3112, 20700), (3312, 19450), (3450, 18672), (3501, 18400), (3600, 17894), (3680, 17505), (3890, 16560), (4140, 15560), (4600, 14004), (4668, 13800), (5175, 12448), (5520, 11670), (5835, 11040), (6224, 10350), (6624, 9725), (6900, 9336), (7002, 9200), (7200, 8947), (7780, 8280)]