77953440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 257529888

約数和(自身を除く): 179576448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 307, 345, 368, 460, 480, 529, 552, 614, 690, 736, 920, 921, 1058, 1104, 1228, 1380, 1535, 1587, 1840, 1842, 2116, 2208, 2456, 2645, 2760, 3070, 3174, 3680, 3684, 4232, 4605, 4912, 5290, 5520, 6140, 6348, 7061, 7368, 7935, 8464, 9210, 9824, 10580, 11040, 12280, 12696, 14122, 14736, 15870, 16928, 18420, 21160, 21183, 24560, 25392, 28244, 29472, 31740, 35305, 36840, 42320, 42366, 49120, 50784, 56488, 63480, 70610, 73680, 84640, 84732, 105915, 112976, 126960, 141220, 147360, 162403, 169464, 211830, 225952, 253920, 282440, 324806, 338928, 423660, 487209, 564880, 649612, 677856, 812015, 847320, 974418, 1129760, 1299224, 1624030, 1694640, 1948836, 2436045, 2598448, 3248060, 3389280, 3897672, 4872090, 5196896, 6496120, 7795344, 9744180, 12992240, 15590688, 19488360, 25984480, 38976720, 77953440]

約数ペア:

[(1, 77953440), (2, 38976720), (3, 25984480), (4, 19488360), (5, 15590688), (6, 12992240), (8, 9744180), (10, 7795344), (12, 6496120), (15, 5196896), (16, 4872090), (20, 3897672), (23, 3389280), (24, 3248060), (30, 2598448), (32, 2436045), (40, 1948836), (46, 1694640), (48, 1624030), (60, 1299224), (69, 1129760), (80, 974418), (92, 847320), (96, 812015), (115, 677856), (120, 649612), (138, 564880), (160, 487209), (184, 423660), (230, 338928), (240, 324806), (276, 282440), (307, 253920), (345, 225952), (368, 211830), (460, 169464), (480, 162403), (529, 147360), (552, 141220), (614, 126960), (690, 112976), (736, 105915), (920, 84732), (921, 84640), (1058, 73680), (1104, 70610), (1228, 63480), (1380, 56488), (1535, 50784), (1587, 49120), (1840, 42366), (1842, 42320), (2116, 36840), (2208, 35305), (2456, 31740), (2645, 29472), (2760, 28244), (3070, 25392), (3174, 24560), (3680, 21183), (3684, 21160), (4232, 18420), (4605, 16928), (4912, 15870), (5290, 14736), (5520, 14122), (6140, 12696), (6348, 12280), (7061, 11040), (7368, 10580), (7935, 9824), (8464, 9210)]