303794920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 810311040

約数和(自身を除く): 506516120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 173, 220, 260, 286, 307, 346, 440, 520, 572, 614, 692, 715, 865, 1144, 1228, 1384, 1430, 1535, 1730, 1903, 2249, 2456, 2860, 3070, 3377, 3460, 3806, 3991, 4498, 5720, 6140, 6754, 6920, 7612, 7982, 8996, 9515, 11245, 12280, 13508, 15224, 15964, 16885, 17992, 19030, 19955, 22490, 24739, 27016, 31928, 33770, 38060, 39910, 43901, 44980, 49478, 53111, 67540, 76120, 79820, 87802, 89960, 98956, 106222, 123695, 135080, 159640, 175604, 197912, 212444, 219505, 247390, 265555, 351208, 424888, 439010, 494780, 531110, 584221, 690443, 878020, 989560, 1062220, 1168442, 1380886, 1756040, 2124440, 2336884, 2761772, 2921105, 3452215, 4673768, 5523544, 5842210, 6904430, 7594873, 11684420, 13808860, 15189746, 23368840, 27617720, 30379492, 37974365, 60758984, 75948730, 151897460, 303794920]

約数ペア:

[(1, 303794920), (2, 151897460), (4, 75948730), (5, 60758984), (8, 37974365), (10, 30379492), (11, 27617720), (13, 23368840), (20, 15189746), (22, 13808860), (26, 11684420), (40, 7594873), (44, 6904430), (52, 5842210), (55, 5523544), (65, 4673768), (88, 3452215), (104, 2921105), (110, 2761772), (130, 2336884), (143, 2124440), (173, 1756040), (220, 1380886), (260, 1168442), (286, 1062220), (307, 989560), (346, 878020), (440, 690443), (520, 584221), (572, 531110), (614, 494780), (692, 439010), (715, 424888), (865, 351208), (1144, 265555), (1228, 247390), (1384, 219505), (1430, 212444), (1535, 197912), (1730, 175604), (1903, 159640), (2249, 135080), (2456, 123695), (2860, 106222), (3070, 98956), (3377, 89960), (3460, 87802), (3806, 79820), (3991, 76120), (4498, 67540), (5720, 53111), (6140, 49478), (6754, 44980), (6920, 43901), (7612, 39910), (7982, 38060), (8996, 33770), (9515, 31928), (11245, 27016), (12280, 24739), (13508, 22490), (15224, 19955), (15964, 19030), (16885, 17992)]