15517680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 52496640

約数和(自身を除く): 36978960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 41, 48, 57, 60, 76, 80, 82, 83, 95, 114, 120, 123, 152, 164, 166, 190, 205, 228, 240, 246, 249, 285, 304, 328, 332, 380, 410, 415, 456, 492, 498, 570, 615, 656, 664, 760, 779, 820, 830, 912, 984, 996, 1140, 1230, 1245, 1328, 1520, 1558, 1577, 1640, 1660, 1968, 1992, 2280, 2337, 2460, 2490, 3116, 3154, 3280, 3320, 3403, 3895, 3984, 4560, 4674, 4731, 4920, 4980, 6232, 6308, 6640, 6806, 7790, 7885, 9348, 9462, 9840, 9960, 10209, 11685, 12464, 12616, 13612, 15580, 15770, 17015, 18696, 18924, 19920, 20418, 23370, 23655, 25232, 27224, 31160, 31540, 34030, 37392, 37848, 40836, 46740, 47310, 51045, 54448, 62320, 63080, 64657, 68060, 75696, 81672, 93480, 94620, 102090, 126160, 129314, 136120, 163344, 186960, 189240, 193971, 204180, 258628, 272240, 323285, 378480, 387942, 408360, 517256, 646570, 775884, 816720, 969855, 1034512, 1293140, 1551768, 1939710, 2586280, 3103536, 3879420, 5172560, 7758840, 15517680]

約数ペア:

[(1, 15517680), (2, 7758840), (3, 5172560), (4, 3879420), (5, 3103536), (6, 2586280), (8, 1939710), (10, 1551768), (12, 1293140), (15, 1034512), (16, 969855), (19, 816720), (20, 775884), (24, 646570), (30, 517256), (38, 408360), (40, 387942), (41, 378480), (48, 323285), (57, 272240), (60, 258628), (76, 204180), (80, 193971), (82, 189240), (83, 186960), (95, 163344), (114, 136120), (120, 129314), (123, 126160), (152, 102090), (164, 94620), (166, 93480), (190, 81672), (205, 75696), (228, 68060), (240, 64657), (246, 63080), (249, 62320), (285, 54448), (304, 51045), (328, 47310), (332, 46740), (380, 40836), (410, 37848), (415, 37392), (456, 34030), (492, 31540), (498, 31160), (570, 27224), (615, 25232), (656, 23655), (664, 23370), (760, 20418), (779, 19920), (820, 18924), (830, 18696), (912, 17015), (984, 15770), (996, 15580), (1140, 13612), (1230, 12616), (1245, 12464), (1328, 11685), (1520, 10209), (1558, 9960), (1577, 9840), (1640, 9462), (1660, 9348), (1968, 7885), (1992, 7790), (2280, 6806), (2337, 6640), (2460, 6308), (2490, 6232), (3116, 4980), (3154, 4920), (3280, 4731), (3320, 4674), (3403, 4560), (3895, 3984)]