400371120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8059}}^1$

素因数の和:8104

約数の個数: 160

約数和(自身を含む): 1439193600

約数和(自身を除く): 1038822480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3312, 4140, 4968, 5520, 6210, 8059, 8280, 9936, 12420, 16118, 16560, 24177, 24840, 32236, 40295, 48354, 49680, 64472, 72531, 80590, 96708, 120885, 128944, 145062, 161180, 185357, 193416, 217593, 241770, 290124, 322360, 362655, 370714, 386832, 435186, 483540, 556071, 580248, 644720, 725310, 741428, 870372, 926785, 967080, 1087965, 1112142, 1160496, 1450620, 1482856, 1668213, 1740744, 1853570, 1934160, 2175930, 2224284, 2780355, 2901240, 2965712, 3336426, 3481488, 3707140, 4351860, 4448568, 5004639, 5560710, 5802480, 6672852, 7414280, 8341065, 8703720, 8897136, 10009278, 11121420, 13345704, 14828560, 16682130, 17407440, 20018556, 22242840, 25023195, 26691408, 33364260, 40037112, 44485680, 50046390, 66728520, 80074224, 100092780, 133457040, 200185560, 400371120]

約数ペア:

[(1, 400371120), (2, 200185560), (3, 133457040), (4, 100092780), (5, 80074224), (6, 66728520), (8, 50046390), (9, 44485680), (10, 40037112), (12, 33364260), (15, 26691408), (16, 25023195), (18, 22242840), (20, 20018556), (23, 17407440), (24, 16682130), (27, 14828560), (30, 13345704), (36, 11121420), (40, 10009278), (45, 8897136), (46, 8703720), (48, 8341065), (54, 7414280), (60, 6672852), (69, 5802480), (72, 5560710), (80, 5004639), (90, 4448568), (92, 4351860), (108, 3707140), (115, 3481488), (120, 3336426), (135, 2965712), (138, 2901240), (144, 2780355), (180, 2224284), (184, 2175930), (207, 1934160), (216, 1853570), (230, 1740744), (240, 1668213), (270, 1482856), (276, 1450620), (345, 1160496), (360, 1112142), (368, 1087965), (414, 967080), (432, 926785), (460, 870372), (540, 741428), (552, 725310), (621, 644720), (690, 580248), (720, 556071), (828, 483540), (920, 435186), (1035, 386832), (1080, 370714), (1104, 362655), (1242, 322360), (1380, 290124), (1656, 241770), (1840, 217593), (2070, 193416), (2160, 185357), (2484, 161180), (2760, 145062), (3105, 128944), (3312, 120885), (4140, 96708), (4968, 80590), (5520, 72531), (6210, 64472), (8059, 49680), (8280, 48354), (9936, 40295), (12420, 32236), (16118, 24840), (16560, 24177)]