72124780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1775

約数の個数: 96

約数和(自身を含む): 194632704

約数和(自身を除く): 122507924

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 598, 644, 805, 910, 1196, 1495, 1610, 1723, 1820, 2093, 2990, 3220, 3446, 4186, 5980, 6892, 8372, 8615, 10465, 12061, 17230, 20930, 22399, 24122, 34460, 39629, 41860, 44798, 48244, 60305, 79258, 89596, 111995, 120610, 156793, 158516, 198145, 223990, 241220, 277403, 313586, 396290, 447980, 515177, 554806, 627172, 783965, 792580, 1030354, 1109612, 1387015, 1567930, 2060708, 2575885, 2774030, 3135860, 3606239, 5151770, 5548060, 7212478, 10303540, 14424956, 18031195, 36062390, 72124780]

約数ペア:

[(1, 72124780), (2, 36062390), (4, 18031195), (5, 14424956), (7, 10303540), (10, 7212478), (13, 5548060), (14, 5151770), (20, 3606239), (23, 3135860), (26, 2774030), (28, 2575885), (35, 2060708), (46, 1567930), (52, 1387015), (65, 1109612), (70, 1030354), (91, 792580), (92, 783965), (115, 627172), (130, 554806), (140, 515177), (161, 447980), (182, 396290), (230, 313586), (260, 277403), (299, 241220), (322, 223990), (364, 198145), (455, 158516), (460, 156793), (598, 120610), (644, 111995), (805, 89596), (910, 79258), (1196, 60305), (1495, 48244), (1610, 44798), (1723, 41860), (1820, 39629), (2093, 34460), (2990, 24122), (3220, 22399), (3446, 20930), (4186, 17230), (5980, 12061), (6892, 10465), (8372, 8615)]