18961200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:276

約数の個数: 180

約数和(自身を含む): 68961360

約数和(自身を除く): 50000160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 100, 115, 120, 138, 144, 150, 180, 184, 200, 207, 225, 229, 230, 240, 276, 300, 345, 360, 368, 400, 414, 450, 458, 460, 552, 575, 600, 687, 690, 720, 828, 900, 916, 920, 1035, 1104, 1145, 1150, 1200, 1374, 1380, 1656, 1725, 1800, 1832, 1840, 2061, 2070, 2290, 2300, 2748, 2760, 3312, 3435, 3450, 3600, 3664, 4122, 4140, 4580, 4600, 5175, 5267, 5496, 5520, 5725, 6870, 6900, 8244, 8280, 9160, 9200, 10305, 10350, 10534, 10992, 11450, 13740, 13800, 15801, 16488, 16560, 17175, 18320, 20610, 20700, 21068, 22900, 26335, 27480, 27600, 31602, 32976, 34350, 41220, 41400, 42136, 45800, 47403, 51525, 52670, 54960, 63204, 68700, 79005, 82440, 82800, 84272, 91600, 94806, 103050, 105340, 126408, 131675, 137400, 158010, 164880, 189612, 206100, 210680, 237015, 252816, 263350, 274800, 316020, 379224, 395025, 412200, 421360, 474030, 526700, 632040, 758448, 790050, 824400, 948060, 1053400, 1185075, 1264080, 1580100, 1896120, 2106800, 2370150, 3160200, 3792240, 4740300, 6320400, 9480600, 18961200]

約数ペア:

[(1, 18961200), (2, 9480600), (3, 6320400), (4, 4740300), (5, 3792240), (6, 3160200), (8, 2370150), (9, 2106800), (10, 1896120), (12, 1580100), (15, 1264080), (16, 1185075), (18, 1053400), (20, 948060), (23, 824400), (24, 790050), (25, 758448), (30, 632040), (36, 526700), (40, 474030), (45, 421360), (46, 412200), (48, 395025), (50, 379224), (60, 316020), (69, 274800), (72, 263350), (75, 252816), (80, 237015), (90, 210680), (92, 206100), (100, 189612), (115, 164880), (120, 158010), (138, 137400), (144, 131675), (150, 126408), (180, 105340), (184, 103050), (200, 94806), (207, 91600), (225, 84272), (229, 82800), (230, 82440), (240, 79005), (276, 68700), (300, 63204), (345, 54960), (360, 52670), (368, 51525), (400, 47403), (414, 45800), (450, 42136), (458, 41400), (460, 41220), (552, 34350), (575, 32976), (600, 31602), (687, 27600), (690, 27480), (720, 26335), (828, 22900), (900, 21068), (916, 20700), (920, 20610), (1035, 18320), (1104, 17175), (1145, 16560), (1150, 16488), (1200, 15801), (1374, 13800), (1380, 13740), (1656, 11450), (1725, 10992), (1800, 10534), (1832, 10350), (1840, 10305), (2061, 9200), (2070, 9160), (2290, 8280), (2300, 8244), (2748, 6900), (2760, 6870), (3312, 5725), (3435, 5520), (3450, 5496), (3600, 5267), (3664, 5175), (4122, 4600), (4140, 4580)]