28280160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:541

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 70786080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 479, 480, 492, 615, 656, 720, 738, 820, 958, 984, 1230, 1312, 1437, 1440, 1476, 1640, 1845, 1916, 1968, 2395, 2460, 2874, 2952, 3280, 3690, 3832, 3936, 4311, 4790, 4920, 5748, 5904, 6560, 7185, 7380, 7664, 8622, 9580, 9840, 11496, 11808, 14370, 14760, 15328, 17244, 19160, 19639, 19680, 21555, 22992, 28740, 29520, 34488, 38320, 39278, 43110, 45984, 57480, 58917, 59040, 68976, 76640, 78556, 86220, 98195, 114960, 117834, 137952, 157112, 172440, 176751, 196390, 229920, 235668, 294585, 314224, 344880, 353502, 392780, 471336, 589170, 628448, 689760, 707004, 785560, 883755, 942672, 1178340, 1414008, 1571120, 1767510, 1885344, 2356680, 2828016, 3142240, 3535020, 4713360, 5656032, 7070040, 9426720, 14140080, 28280160]

約数ペア:

[(1, 28280160), (2, 14140080), (3, 9426720), (4, 7070040), (5, 5656032), (6, 4713360), (8, 3535020), (9, 3142240), (10, 2828016), (12, 2356680), (15, 1885344), (16, 1767510), (18, 1571120), (20, 1414008), (24, 1178340), (30, 942672), (32, 883755), (36, 785560), (40, 707004), (41, 689760), (45, 628448), (48, 589170), (60, 471336), (72, 392780), (80, 353502), (82, 344880), (90, 314224), (96, 294585), (120, 235668), (123, 229920), (144, 196390), (160, 176751), (164, 172440), (180, 157112), (205, 137952), (240, 117834), (246, 114960), (288, 98195), (328, 86220), (360, 78556), (369, 76640), (410, 68976), (479, 59040), (480, 58917), (492, 57480), (615, 45984), (656, 43110), (720, 39278), (738, 38320), (820, 34488), (958, 29520), (984, 28740), (1230, 22992), (1312, 21555), (1437, 19680), (1440, 19639), (1476, 19160), (1640, 17244), (1845, 15328), (1916, 14760), (1968, 14370), (2395, 11808), (2460, 11496), (2874, 9840), (2952, 9580), (3280, 8622), (3690, 7664), (3832, 7380), (3936, 7185), (4311, 6560), (4790, 5904), (4920, 5748)]