1620855040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9521}}^1$

素因数の和:9568

約数の個数: 144

約数和(自身を含む): 4671112320

約数和(自身を除く): 3050257280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 4864, 5320, 6080, 8512, 8960, 9521, 10640, 12160, 17024, 19042, 21280, 24320, 34048, 38084, 42560, 47605, 66647, 76168, 85120, 95210, 133294, 152336, 170240, 180899, 190420, 266588, 304672, 333235, 361798, 380840, 533176, 609344, 666470, 723596, 761680, 904495, 1066352, 1218688, 1266293, 1332940, 1447192, 1523360, 1808990, 2132704, 2437376, 2532586, 2665880, 2894384, 3046720, 3617980, 4265408, 5065172, 5331760, 5788768, 6093440, 6331465, 7235960, 8530816, 10130344, 10663520, 11577536, 12186880, 12662930, 14471920, 17061632, 20260688, 21327040, 23155072, 25325860, 28943840, 40521376, 42654080, 46310144, 50651720, 57887680, 81042752, 85308160, 101303440, 115775360, 162085504, 202606880, 231550720, 324171008, 405213760, 810427520, 1620855040]

約数ペア:

[(1, 1620855040), (2, 810427520), (4, 405213760), (5, 324171008), (7, 231550720), (8, 202606880), (10, 162085504), (14, 115775360), (16, 101303440), (19, 85308160), (20, 81042752), (28, 57887680), (32, 50651720), (35, 46310144), (38, 42654080), (40, 40521376), (56, 28943840), (64, 25325860), (70, 23155072), (76, 21327040), (80, 20260688), (95, 17061632), (112, 14471920), (128, 12662930), (133, 12186880), (140, 11577536), (152, 10663520), (160, 10130344), (190, 8530816), (224, 7235960), (256, 6331465), (266, 6093440), (280, 5788768), (304, 5331760), (320, 5065172), (380, 4265408), (448, 3617980), (532, 3046720), (560, 2894384), (608, 2665880), (640, 2532586), (665, 2437376), (760, 2132704), (896, 1808990), (1064, 1523360), (1120, 1447192), (1216, 1332940), (1280, 1266293), (1330, 1218688), (1520, 1066352), (1792, 904495), (2128, 761680), (2240, 723596), (2432, 666470), (2660, 609344), (3040, 533176), (4256, 380840), (4480, 361798), (4864, 333235), (5320, 304672), (6080, 266588), (8512, 190420), (8960, 180899), (9521, 170240), (10640, 152336), (12160, 133294), (17024, 95210), (19042, 85120), (21280, 76168), (24320, 66647), (34048, 47605), (38084, 42560)]