164755440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9949}}^1$

素因数の和:9991

約数の個数: 120

約数和(自身を含む): 577418400

約数和(自身を除く): 412662960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 9949, 16560, 19898, 29847, 39796, 49745, 59694, 79592, 89541, 99490, 119388, 149235, 159184, 179082, 198980, 228827, 238776, 298470, 358164, 397960, 447705, 457654, 477552, 596940, 686481, 716328, 795920, 895410, 915308, 1144135, 1193880, 1372962, 1432656, 1790820, 1830616, 2059443, 2288270, 2387760, 2745924, 3432405, 3581640, 3661232, 4118886, 4576540, 5491848, 6864810, 7163280, 8237772, 9153080, 10297215, 10983696, 13729620, 16475544, 18306160, 20594430, 27459240, 32951088, 41188860, 54918480, 82377720, 164755440]

約数ペア:

[(1, 164755440), (2, 82377720), (3, 54918480), (4, 41188860), (5, 32951088), (6, 27459240), (8, 20594430), (9, 18306160), (10, 16475544), (12, 13729620), (15, 10983696), (16, 10297215), (18, 9153080), (20, 8237772), (23, 7163280), (24, 6864810), (30, 5491848), (36, 4576540), (40, 4118886), (45, 3661232), (46, 3581640), (48, 3432405), (60, 2745924), (69, 2387760), (72, 2288270), (80, 2059443), (90, 1830616), (92, 1790820), (115, 1432656), (120, 1372962), (138, 1193880), (144, 1144135), (180, 915308), (184, 895410), (207, 795920), (230, 716328), (240, 686481), (276, 596940), (345, 477552), (360, 457654), (368, 447705), (414, 397960), (460, 358164), (552, 298470), (690, 238776), (720, 228827), (828, 198980), (920, 179082), (1035, 159184), (1104, 149235), (1380, 119388), (1656, 99490), (1840, 89541), (2070, 79592), (2760, 59694), (3312, 49745), (4140, 39796), (5520, 29847), (8280, 19898), (9949, 16560)]