144644720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 160

約数和(自身を含む): 397474560

約数和(自身を除く): 252829840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 41, 44, 55, 76, 80, 82, 88, 95, 110, 152, 164, 176, 190, 205, 209, 211, 220, 304, 328, 380, 410, 418, 422, 440, 451, 656, 760, 779, 820, 836, 844, 880, 902, 1045, 1055, 1520, 1558, 1640, 1672, 1688, 1804, 2090, 2110, 2255, 2321, 3116, 3280, 3344, 3376, 3608, 3895, 4009, 4180, 4220, 4510, 4642, 6232, 7216, 7790, 8018, 8360, 8440, 8569, 8651, 9020, 9284, 11605, 12464, 15580, 16036, 16720, 16880, 17138, 17302, 18040, 18568, 20045, 23210, 31160, 32072, 34276, 34604, 36080, 37136, 40090, 42845, 43255, 44099, 46420, 62320, 64144, 68552, 69208, 80180, 85690, 86510, 88198, 92840, 95161, 137104, 138416, 160360, 164369, 171380, 173020, 176396, 185680, 190322, 220495, 320720, 328738, 342760, 346040, 352792, 380644, 440990, 475805, 657476, 685520, 692080, 705584, 761288, 821845, 881980, 951610, 1314952, 1522576, 1643690, 1763960, 1808059, 1903220, 2629904, 3287380, 3527920, 3616118, 3806440, 6574760, 7232236, 7612880, 9040295, 13149520, 14464472, 18080590, 28928944, 36161180, 72322360, 144644720]

約数ペア:

[(1, 144644720), (2, 72322360), (4, 36161180), (5, 28928944), (8, 18080590), (10, 14464472), (11, 13149520), (16, 9040295), (19, 7612880), (20, 7232236), (22, 6574760), (38, 3806440), (40, 3616118), (41, 3527920), (44, 3287380), (55, 2629904), (76, 1903220), (80, 1808059), (82, 1763960), (88, 1643690), (95, 1522576), (110, 1314952), (152, 951610), (164, 881980), (176, 821845), (190, 761288), (205, 705584), (209, 692080), (211, 685520), (220, 657476), (304, 475805), (328, 440990), (380, 380644), (410, 352792), (418, 346040), (422, 342760), (440, 328738), (451, 320720), (656, 220495), (760, 190322), (779, 185680), (820, 176396), (836, 173020), (844, 171380), (880, 164369), (902, 160360), (1045, 138416), (1055, 137104), (1520, 95161), (1558, 92840), (1640, 88198), (1672, 86510), (1688, 85690), (1804, 80180), (2090, 69208), (2110, 68552), (2255, 64144), (2321, 62320), (3116, 46420), (3280, 44099), (3344, 43255), (3376, 42845), (3608, 40090), (3895, 37136), (4009, 36080), (4180, 34604), (4220, 34276), (4510, 32072), (4642, 31160), (6232, 23210), (7216, 20045), (7790, 18568), (8018, 18040), (8360, 17302), (8440, 17138), (8569, 16880), (8651, 16720), (9020, 16036), (9284, 15580), (11605, 12464)]