196839520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:728

約数の個数: 96

約数和(自身を含む): 491520960

約数和(自身を除く): 294681440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 89, 92, 115, 160, 178, 184, 230, 356, 368, 445, 460, 601, 712, 736, 890, 920, 1202, 1424, 1780, 1840, 2047, 2404, 2848, 3005, 3560, 3680, 4094, 4808, 6010, 7120, 8188, 9616, 10235, 12020, 13823, 14240, 16376, 19232, 20470, 24040, 27646, 32752, 40940, 48080, 53489, 55292, 65504, 69115, 81880, 96160, 106978, 110584, 138230, 163760, 213956, 221168, 267445, 276460, 327520, 427912, 442336, 534890, 552920, 855824, 1069780, 1105840, 1230247, 1711648, 2139560, 2211680, 2460494, 4279120, 4920988, 6151235, 8558240, 9841976, 12302470, 19683952, 24604940, 39367904, 49209880, 98419760, 196839520]

約数ペア:

[(1, 196839520), (2, 98419760), (4, 49209880), (5, 39367904), (8, 24604940), (10, 19683952), (16, 12302470), (20, 9841976), (23, 8558240), (32, 6151235), (40, 4920988), (46, 4279120), (80, 2460494), (89, 2211680), (92, 2139560), (115, 1711648), (160, 1230247), (178, 1105840), (184, 1069780), (230, 855824), (356, 552920), (368, 534890), (445, 442336), (460, 427912), (601, 327520), (712, 276460), (736, 267445), (890, 221168), (920, 213956), (1202, 163760), (1424, 138230), (1780, 110584), (1840, 106978), (2047, 96160), (2404, 81880), (2848, 69115), (3005, 65504), (3560, 55292), (3680, 53489), (4094, 48080), (4808, 40940), (6010, 32752), (7120, 27646), (8188, 24040), (9616, 20470), (10235, 19232), (12020, 16376), (13823, 14240)]