218632960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1877}}^1$

素因数の和:1918

約数の個数: 144

約数和(自身を含む): 644890176

約数和(自身を除く): 426257216

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 1877, 2080, 2240, 2912, 3328, 3640, 3754, 4160, 4480, 5824, 7280, 7508, 8320, 8960, 9385, 11648, 13139, 14560, 15016, 16640, 18770, 23296, 24401, 26278, 29120, 30032, 37540, 48802, 52556, 58240, 60064, 65695, 75080, 97604, 105112, 116480, 120128, 122005, 131390, 150160, 170807, 195208, 210224, 240256, 244010, 262780, 300320, 341614, 390416, 420448, 480512, 488020, 525560, 600640, 683228, 780832, 840896, 854035, 976040, 1051120, 1201280, 1366456, 1561664, 1681792, 1708070, 1952080, 2102240, 2402560, 2732912, 3123328, 3363584, 3416140, 3904160, 4204480, 5465824, 6246656, 6832280, 7808320, 8408960, 10931648, 13664560, 15616640, 16817920, 21863296, 27329120, 31233280, 43726592, 54658240, 109316480, 218632960]

約数ペア:

[(1, 218632960), (2, 109316480), (4, 54658240), (5, 43726592), (7, 31233280), (8, 27329120), (10, 21863296), (13, 16817920), (14, 15616640), (16, 13664560), (20, 10931648), (26, 8408960), (28, 7808320), (32, 6832280), (35, 6246656), (40, 5465824), (52, 4204480), (56, 3904160), (64, 3416140), (65, 3363584), (70, 3123328), (80, 2732912), (91, 2402560), (104, 2102240), (112, 1952080), (128, 1708070), (130, 1681792), (140, 1561664), (160, 1366456), (182, 1201280), (208, 1051120), (224, 976040), (256, 854035), (260, 840896), (280, 780832), (320, 683228), (364, 600640), (416, 525560), (448, 488020), (455, 480512), (520, 420448), (560, 390416), (640, 341614), (728, 300320), (832, 262780), (896, 244010), (910, 240256), (1040, 210224), (1120, 195208), (1280, 170807), (1456, 150160), (1664, 131390), (1792, 122005), (1820, 120128), (1877, 116480), (2080, 105112), (2240, 97604), (2912, 75080), (3328, 65695), (3640, 60064), (3754, 58240), (4160, 52556), (4480, 48802), (5824, 37540), (7280, 30032), (7508, 29120), (8320, 26278), (8960, 24401), (9385, 23296), (11648, 18770), (13139, 16640), (14560, 15016)]