1272173880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{5119}}^1$

素因数の和:5261

約数の個数: 128

約数和(自身を含む): 4055040000

約数和(自身を除く): 2782866120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 109, 114, 120, 152, 190, 218, 228, 285, 327, 380, 436, 456, 545, 570, 654, 760, 872, 1090, 1140, 1308, 1635, 2071, 2180, 2280, 2616, 3270, 4142, 4360, 5119, 6213, 6540, 8284, 10238, 10355, 12426, 13080, 15357, 16568, 20476, 20710, 24852, 25595, 30714, 31065, 40952, 41420, 49704, 51190, 61428, 62130, 76785, 82840, 97261, 102380, 122856, 124260, 153570, 194522, 204760, 248520, 291783, 307140, 389044, 486305, 557971, 583566, 614280, 778088, 972610, 1115942, 1167132, 1458915, 1673913, 1945220, 2231884, 2334264, 2789855, 2917830, 3347826, 3890440, 4463768, 5579710, 5835660, 6695652, 8369565, 10601449, 11159420, 11671320, 13391304, 16739130, 21202898, 22318840, 31804347, 33478260, 42405796, 53007245, 63608694, 66956520, 84811592, 106014490, 127217388, 159021735, 212028980, 254434776, 318043470, 424057960, 636086940, 1272173880]

約数ペア:

[(1, 1272173880), (2, 636086940), (3, 424057960), (4, 318043470), (5, 254434776), (6, 212028980), (8, 159021735), (10, 127217388), (12, 106014490), (15, 84811592), (19, 66956520), (20, 63608694), (24, 53007245), (30, 42405796), (38, 33478260), (40, 31804347), (57, 22318840), (60, 21202898), (76, 16739130), (95, 13391304), (109, 11671320), (114, 11159420), (120, 10601449), (152, 8369565), (190, 6695652), (218, 5835660), (228, 5579710), (285, 4463768), (327, 3890440), (380, 3347826), (436, 2917830), (456, 2789855), (545, 2334264), (570, 2231884), (654, 1945220), (760, 1673913), (872, 1458915), (1090, 1167132), (1140, 1115942), (1308, 972610), (1635, 778088), (2071, 614280), (2180, 583566), (2280, 557971), (2616, 486305), (3270, 389044), (4142, 307140), (4360, 291783), (5119, 248520), (6213, 204760), (6540, 194522), (8284, 153570), (10238, 124260), (10355, 122856), (12426, 102380), (13080, 97261), (15357, 82840), (16568, 76785), (20476, 62130), (20710, 61428), (24852, 51190), (25595, 49704), (30714, 41420), (31065, 40952)]