210185100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{571}}^1$

素因数の和:1000

約数の個数: 108

約数和(自身を含む): 661580920

約数和(自身を除く): 451395820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 409, 450, 571, 818, 900, 1142, 1227, 1636, 1713, 2045, 2284, 2454, 2855, 3426, 3681, 4090, 4908, 5139, 5710, 6135, 6852, 7362, 8180, 8565, 10225, 10278, 11420, 12270, 14275, 14724, 17130, 18405, 20450, 20556, 24540, 25695, 28550, 30675, 34260, 36810, 40900, 42825, 51390, 57100, 61350, 73620, 85650, 92025, 102780, 122700, 128475, 171300, 184050, 233539, 256950, 368100, 467078, 513900, 700617, 934156, 1167695, 1401234, 2101851, 2335390, 2802468, 3503085, 4203702, 4670780, 5838475, 7006170, 8407404, 10509255, 11676950, 14012340, 17515425, 21018510, 23353900, 35030850, 42037020, 52546275, 70061700, 105092550, 210185100]

約数ペア:

[(1, 210185100), (2, 105092550), (3, 70061700), (4, 52546275), (5, 42037020), (6, 35030850), (9, 23353900), (10, 21018510), (12, 17515425), (15, 14012340), (18, 11676950), (20, 10509255), (25, 8407404), (30, 7006170), (36, 5838475), (45, 4670780), (50, 4203702), (60, 3503085), (75, 2802468), (90, 2335390), (100, 2101851), (150, 1401234), (180, 1167695), (225, 934156), (300, 700617), (409, 513900), (450, 467078), (571, 368100), (818, 256950), (900, 233539), (1142, 184050), (1227, 171300), (1636, 128475), (1713, 122700), (2045, 102780), (2284, 92025), (2454, 85650), (2855, 73620), (3426, 61350), (3681, 57100), (4090, 51390), (4908, 42825), (5139, 40900), (5710, 36810), (6135, 34260), (6852, 30675), (7362, 28550), (8180, 25695), (8565, 24540), (10225, 20556), (10278, 20450), (11420, 18405), (12270, 17130), (14275, 14724)]