1263221960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4507}}^1$

素因数の和:4556

約数の個数: 192

約数和(自身を含む): 3885174720

約数和(自身を除く): 2621952760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 280, 286, 308, 364, 385, 392, 440, 455, 490, 520, 539, 572, 616, 637, 715, 728, 770, 910, 980, 1001, 1078, 1144, 1274, 1430, 1540, 1820, 1960, 2002, 2156, 2548, 2695, 2860, 3080, 3185, 3640, 4004, 4312, 4507, 5005, 5096, 5390, 5720, 6370, 7007, 8008, 9014, 10010, 10780, 12740, 14014, 18028, 20020, 21560, 22535, 25480, 28028, 31549, 35035, 36056, 40040, 45070, 49577, 56056, 58591, 63098, 70070, 90140, 99154, 117182, 126196, 140140, 157745, 180280, 198308, 220843, 234364, 247885, 252392, 280280, 292955, 315490, 347039, 396616, 410137, 441686, 468728, 495770, 585910, 630980, 644501, 694078, 820274, 883372, 991540, 1104215, 1171820, 1261960, 1289002, 1388156, 1640548, 1735195, 1766744, 1983080, 2050685, 2208430, 2343640, 2429273, 2578004, 2776312, 2870959, 3222505, 3281096, 3470390, 4101370, 4416860, 4511507, 4858546, 5156008, 5741918, 6445010, 6940780, 8202740, 8833720, 9023014, 9717092, 11483836, 12146365, 12890020, 13881560, 14354795, 16405480, 18046028, 19434184, 22557535, 22967672, 24292730, 25780040, 28709590, 31580549, 36092056, 45115070, 48585460, 57419180, 63161098, 90230140, 97170920, 114838360, 126322196, 157902745, 180460280, 252644392, 315805490, 631610980, 1263221960]

約数ペア:

[(1, 1263221960), (2, 631610980), (4, 315805490), (5, 252644392), (7, 180460280), (8, 157902745), (10, 126322196), (11, 114838360), (13, 97170920), (14, 90230140), (20, 63161098), (22, 57419180), (26, 48585460), (28, 45115070), (35, 36092056), (40, 31580549), (44, 28709590), (49, 25780040), (52, 24292730), (55, 22967672), (56, 22557535), (65, 19434184), (70, 18046028), (77, 16405480), (88, 14354795), (91, 13881560), (98, 12890020), (104, 12146365), (110, 11483836), (130, 9717092), (140, 9023014), (143, 8833720), (154, 8202740), (182, 6940780), (196, 6445010), (220, 5741918), (245, 5156008), (260, 4858546), (280, 4511507), (286, 4416860), (308, 4101370), (364, 3470390), (385, 3281096), (392, 3222505), (440, 2870959), (455, 2776312), (490, 2578004), (520, 2429273), (539, 2343640), (572, 2208430), (616, 2050685), (637, 1983080), (715, 1766744), (728, 1735195), (770, 1640548), (910, 1388156), (980, 1289002), (1001, 1261960), (1078, 1171820), (1144, 1104215), (1274, 991540), (1430, 883372), (1540, 820274), (1820, 694078), (1960, 644501), (2002, 630980), (2156, 585910), (2548, 495770), (2695, 468728), (2860, 441686), (3080, 410137), (3185, 396616), (3640, 347039), (4004, 315490), (4312, 292955), (4507, 280280), (5005, 252392), (5096, 247885), (5390, 234364), (5720, 220843), (6370, 198308), (7007, 180280), (8008, 157745), (9014, 140140), (10010, 126196), (10780, 117182), (12740, 99154), (14014, 90140), (18028, 70070), (20020, 63098), (21560, 58591), (22535, 56056), (25480, 49577), (28028, 45070), (31549, 40040), (35035, 36056)]