15988680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1931}}^1$

素因数の和:1971

約数の個数: 96

約数和(自身を含む): 54250560

約数和(自身を除く): 38261880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 1931, 2070, 2760, 3862, 4140, 5793, 7724, 8280, 9655, 11586, 15448, 17379, 19310, 23172, 28965, 34758, 38620, 44413, 46344, 57930, 69516, 77240, 86895, 88826, 115860, 133239, 139032, 173790, 177652, 222065, 231720, 266478, 347580, 355304, 399717, 444130, 532956, 666195, 695160, 799434, 888260, 1065912, 1332390, 1598868, 1776520, 1998585, 2664780, 3197736, 3997170, 5329560, 7994340, 15988680]

約数ペア:

[(1, 15988680), (2, 7994340), (3, 5329560), (4, 3997170), (5, 3197736), (6, 2664780), (8, 1998585), (9, 1776520), (10, 1598868), (12, 1332390), (15, 1065912), (18, 888260), (20, 799434), (23, 695160), (24, 666195), (30, 532956), (36, 444130), (40, 399717), (45, 355304), (46, 347580), (60, 266478), (69, 231720), (72, 222065), (90, 177652), (92, 173790), (115, 139032), (120, 133239), (138, 115860), (180, 88826), (184, 86895), (207, 77240), (230, 69516), (276, 57930), (345, 46344), (360, 44413), (414, 38620), (460, 34758), (552, 28965), (690, 23172), (828, 19310), (920, 17379), (1035, 15448), (1380, 11586), (1656, 9655), (1931, 8280), (2070, 7724), (2760, 5793), (3862, 4140)]