78920760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 245721600

約数和(自身を除く): 166800840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 71, 118, 120, 142, 157, 177, 213, 236, 284, 295, 314, 354, 355, 426, 471, 472, 568, 590, 628, 708, 710, 785, 852, 885, 942, 1065, 1180, 1256, 1416, 1420, 1570, 1704, 1770, 1884, 2130, 2355, 2360, 2840, 3140, 3540, 3768, 4189, 4260, 4710, 6280, 7080, 8378, 8520, 9263, 9420, 11147, 12567, 16756, 18526, 18840, 20945, 22294, 25134, 27789, 33441, 33512, 37052, 41890, 44588, 46315, 50268, 55578, 55735, 62835, 66882, 74104, 83780, 89176, 92630, 100536, 111156, 111470, 125670, 133764, 138945, 167205, 167560, 185260, 222312, 222940, 251340, 267528, 277890, 334410, 370520, 445880, 502680, 555780, 657673, 668820, 1111560, 1315346, 1337640, 1973019, 2630692, 3288365, 3946038, 5261384, 6576730, 7892076, 9865095, 13153460, 15784152, 19730190, 26306920, 39460380, 78920760]

約数ペア:

[(1, 78920760), (2, 39460380), (3, 26306920), (4, 19730190), (5, 15784152), (6, 13153460), (8, 9865095), (10, 7892076), (12, 6576730), (15, 5261384), (20, 3946038), (24, 3288365), (30, 2630692), (40, 1973019), (59, 1337640), (60, 1315346), (71, 1111560), (118, 668820), (120, 657673), (142, 555780), (157, 502680), (177, 445880), (213, 370520), (236, 334410), (284, 277890), (295, 267528), (314, 251340), (354, 222940), (355, 222312), (426, 185260), (471, 167560), (472, 167205), (568, 138945), (590, 133764), (628, 125670), (708, 111470), (710, 111156), (785, 100536), (852, 92630), (885, 89176), (942, 83780), (1065, 74104), (1180, 66882), (1256, 62835), (1416, 55735), (1420, 55578), (1570, 50268), (1704, 46315), (1770, 44588), (1884, 41890), (2130, 37052), (2355, 33512), (2360, 33441), (2840, 27789), (3140, 25134), (3540, 22294), (3768, 20945), (4189, 18840), (4260, 18526), (4710, 16756), (6280, 12567), (7080, 11147), (8378, 9420), (8520, 9263)]