66167920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 193737600

約数和(自身を除く): 127569680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 149, 182, 208, 244, 260, 280, 298, 305, 364, 427, 455, 488, 520, 560, 596, 610, 728, 745, 793, 854, 910, 976, 1040, 1043, 1192, 1220, 1456, 1490, 1586, 1708, 1820, 1937, 2086, 2135, 2384, 2440, 2980, 3172, 3416, 3640, 3874, 3965, 4172, 4270, 4880, 5215, 5551, 5960, 6344, 6832, 7280, 7748, 7930, 8344, 8540, 9089, 9685, 10430, 11102, 11920, 12688, 13559, 15496, 15860, 16688, 17080, 18178, 19370, 20860, 22204, 27118, 27755, 30992, 31720, 34160, 36356, 38740, 41720, 44408, 45445, 54236, 55510, 63440, 63623, 67795, 72712, 77480, 83440, 88816, 90890, 108472, 111020, 118157, 127246, 135590, 145424, 154960, 181780, 216944, 222040, 236314, 254492, 271180, 318115, 363560, 444080, 472628, 508984, 542360, 590785, 636230, 727120, 827099, 945256, 1017968, 1084720, 1181570, 1272460, 1654198, 1890512, 2363140, 2544920, 3308396, 4135495, 4726280, 5089840, 6616792, 8270990, 9452560, 13233584, 16541980, 33083960, 66167920]

約数ペア:

[(1, 66167920), (2, 33083960), (4, 16541980), (5, 13233584), (7, 9452560), (8, 8270990), (10, 6616792), (13, 5089840), (14, 4726280), (16, 4135495), (20, 3308396), (26, 2544920), (28, 2363140), (35, 1890512), (40, 1654198), (52, 1272460), (56, 1181570), (61, 1084720), (65, 1017968), (70, 945256), (80, 827099), (91, 727120), (104, 636230), (112, 590785), (122, 542360), (130, 508984), (140, 472628), (149, 444080), (182, 363560), (208, 318115), (244, 271180), (260, 254492), (280, 236314), (298, 222040), (305, 216944), (364, 181780), (427, 154960), (455, 145424), (488, 135590), (520, 127246), (560, 118157), (596, 111020), (610, 108472), (728, 90890), (745, 88816), (793, 83440), (854, 77480), (910, 72712), (976, 67795), (1040, 63623), (1043, 63440), (1192, 55510), (1220, 54236), (1456, 45445), (1490, 44408), (1586, 41720), (1708, 38740), (1820, 36356), (1937, 34160), (2086, 31720), (2135, 30992), (2384, 27755), (2440, 27118), (2980, 22204), (3172, 20860), (3416, 19370), (3640, 18178), (3874, 17080), (3965, 16688), (4172, 15860), (4270, 15496), (4880, 13559), (5215, 12688), (5551, 11920), (5960, 11102), (6344, 10430), (6832, 9685), (7280, 9089), (7748, 8540), (7930, 8344)]