30021900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 95827200

約数和(自身を除く): 65805300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 25, 30, 38, 46, 50, 57, 60, 69, 75, 76, 92, 95, 100, 114, 115, 138, 150, 190, 228, 229, 230, 276, 285, 300, 345, 380, 437, 458, 460, 475, 570, 575, 687, 690, 874, 916, 950, 1140, 1145, 1150, 1311, 1374, 1380, 1425, 1725, 1748, 1900, 2185, 2290, 2300, 2622, 2748, 2850, 3435, 3450, 4351, 4370, 4580, 5244, 5267, 5700, 5725, 6555, 6870, 6900, 8702, 8740, 10534, 10925, 11450, 13053, 13110, 13740, 15801, 17175, 17404, 21068, 21755, 21850, 22900, 26106, 26220, 26335, 31602, 32775, 34350, 43510, 43700, 52212, 52670, 63204, 65265, 65550, 68700, 79005, 87020, 100073, 105340, 108775, 130530, 131100, 131675, 158010, 200146, 217550, 261060, 263350, 300219, 316020, 326325, 395025, 400292, 435100, 500365, 526700, 600438, 652650, 790050, 1000730, 1200876, 1305300, 1501095, 1580100, 2001460, 2501825, 3002190, 5003650, 6004380, 7505475, 10007300, 15010950, 30021900]

約数ペア:

[(1, 30021900), (2, 15010950), (3, 10007300), (4, 7505475), (5, 6004380), (6, 5003650), (10, 3002190), (12, 2501825), (15, 2001460), (19, 1580100), (20, 1501095), (23, 1305300), (25, 1200876), (30, 1000730), (38, 790050), (46, 652650), (50, 600438), (57, 526700), (60, 500365), (69, 435100), (75, 400292), (76, 395025), (92, 326325), (95, 316020), (100, 300219), (114, 263350), (115, 261060), (138, 217550), (150, 200146), (190, 158010), (228, 131675), (229, 131100), (230, 130530), (276, 108775), (285, 105340), (300, 100073), (345, 87020), (380, 79005), (437, 68700), (458, 65550), (460, 65265), (475, 63204), (570, 52670), (575, 52212), (687, 43700), (690, 43510), (874, 34350), (916, 32775), (950, 31602), (1140, 26335), (1145, 26220), (1150, 26106), (1311, 22900), (1374, 21850), (1380, 21755), (1425, 21068), (1725, 17404), (1748, 17175), (1900, 15801), (2185, 13740), (2290, 13110), (2300, 13053), (2622, 11450), (2748, 10925), (2850, 10534), (3435, 8740), (3450, 8702), (4351, 6900), (4370, 6870), (4580, 6555), (5244, 5725), (5267, 5700)]