56640720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 160

約数和(自身を含む): 189702144

約数和(自身を除く): 133061424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 331, 345, 368, 372, 460, 465, 496, 552, 620, 662, 690, 713, 744, 920, 930, 993, 1104, 1240, 1324, 1380, 1426, 1488, 1655, 1840, 1860, 1986, 2139, 2480, 2648, 2760, 2852, 3310, 3565, 3720, 3972, 4278, 4965, 5296, 5520, 5704, 6620, 7130, 7440, 7613, 7944, 8556, 9930, 10261, 10695, 11408, 13240, 14260, 15226, 15888, 17112, 19860, 20522, 21390, 22839, 26480, 28520, 30452, 30783, 34224, 38065, 39720, 41044, 42780, 45678, 51305, 57040, 60904, 61566, 76130, 79440, 82088, 85560, 91356, 102610, 114195, 121808, 123132, 152260, 153915, 164176, 171120, 182712, 205220, 228390, 236003, 246264, 304520, 307830, 365424, 410440, 456780, 472006, 492528, 609040, 615660, 708009, 820880, 913560, 944012, 1180015, 1231320, 1416018, 1827120, 1888024, 2360030, 2462640, 2832036, 3540045, 3776048, 4720060, 5664072, 7080090, 9440120, 11328144, 14160180, 18880240, 28320360, 56640720]

約数ペア:

[(1, 56640720), (2, 28320360), (3, 18880240), (4, 14160180), (5, 11328144), (6, 9440120), (8, 7080090), (10, 5664072), (12, 4720060), (15, 3776048), (16, 3540045), (20, 2832036), (23, 2462640), (24, 2360030), (30, 1888024), (31, 1827120), (40, 1416018), (46, 1231320), (48, 1180015), (60, 944012), (62, 913560), (69, 820880), (80, 708009), (92, 615660), (93, 609040), (115, 492528), (120, 472006), (124, 456780), (138, 410440), (155, 365424), (184, 307830), (186, 304520), (230, 246264), (240, 236003), (248, 228390), (276, 205220), (310, 182712), (331, 171120), (345, 164176), (368, 153915), (372, 152260), (460, 123132), (465, 121808), (496, 114195), (552, 102610), (620, 91356), (662, 85560), (690, 82088), (713, 79440), (744, 76130), (920, 61566), (930, 60904), (993, 57040), (1104, 51305), (1240, 45678), (1324, 42780), (1380, 41044), (1426, 39720), (1488, 38065), (1655, 34224), (1840, 30783), (1860, 30452), (1986, 28520), (2139, 26480), (2480, 22839), (2648, 21390), (2760, 20522), (2852, 19860), (3310, 17112), (3565, 15888), (3720, 15226), (3972, 14260), (4278, 13240), (4965, 11408), (5296, 10695), (5520, 10261), (5704, 9930), (6620, 8556), (7130, 7944), (7440, 7613)]