18947845800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{809737}}^1$

素因数の和:809772

約数の個数: 144

約数和(自身を含む): 68528126940

約数和(自身を除く): 49580281140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 900, 936, 975, 1170, 1300, 1560, 1800, 1950, 2340, 2600, 2925, 3900, 4680, 5850, 7800, 11700, 23400, 809737, 1619474, 2429211, 3238948, 4048685, 4858422, 6477896, 7287633, 8097370, 9716844, 10526581, 12146055, 14575266, 16194740, 19433688, 20243425, 21053162, 24292110, 29150532, 31579743, 32389480, 36438165, 40486850, 42106324, 48584220, 52632905, 58301064, 60730275, 63159486, 72876330, 80973700, 84212648, 94739229, 97168440, 105265810, 121460550, 126318972, 145752660, 157898715, 161947400, 182190825, 189478458, 210531620, 242921100, 252637944, 263164525, 291505320, 315797430, 364381650, 378956916, 421063240, 473696145, 485842200, 526329050, 631594860, 728763300, 757913832, 789493575, 947392290, 1052658100, 1263189720, 1457526600, 1578987150, 1894784580, 2105316200, 2368480725, 3157974300, 3789569160, 4736961450, 6315948600, 9473922900, 18947845800]

約数ペア:

[(1, 18947845800), (2, 9473922900), (3, 6315948600), (4, 4736961450), (5, 3789569160), (6, 3157974300), (8, 2368480725), (9, 2105316200), (10, 1894784580), (12, 1578987150), (13, 1457526600), (15, 1263189720), (18, 1052658100), (20, 947392290), (24, 789493575), (25, 757913832), (26, 728763300), (30, 631594860), (36, 526329050), (39, 485842200), (40, 473696145), (45, 421063240), (50, 378956916), (52, 364381650), (60, 315797430), (65, 291505320), (72, 263164525), (75, 252637944), (78, 242921100), (90, 210531620), (100, 189478458), (104, 182190825), (117, 161947400), (120, 157898715), (130, 145752660), (150, 126318972), (156, 121460550), (180, 105265810), (195, 97168440), (200, 94739229), (225, 84212648), (234, 80973700), (260, 72876330), (300, 63159486), (312, 60730275), (325, 58301064), (360, 52632905), (390, 48584220), (450, 42106324), (468, 40486850), (520, 36438165), (585, 32389480), (600, 31579743), (650, 29150532), (780, 24292110), (900, 21053162), (936, 20243425), (975, 19433688), (1170, 16194740), (1300, 14575266), (1560, 12146055), (1800, 10526581), (1950, 9716844), (2340, 8097370), (2600, 7287633), (2925, 6477896), (3900, 4858422), (4680, 4048685), (5850, 3238948), (7800, 2429211), (11700, 1619474), (23400, 809737)]