20717006040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{110881}}^1$

素因数の和:111074

約数の個数: 128

約数和(自身を含む): 69456484800

約数和(自身を除く): 48739478760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 173, 180, 216, 270, 346, 360, 519, 540, 692, 865, 1038, 1080, 1384, 1557, 1730, 2076, 2595, 3114, 3460, 4152, 4671, 5190, 6228, 6920, 7785, 9342, 10380, 12456, 15570, 18684, 20760, 23355, 31140, 37368, 46710, 62280, 93420, 110881, 186840, 221762, 332643, 443524, 554405, 665286, 887048, 997929, 1108810, 1330572, 1663215, 1995858, 2217620, 2661144, 2993787, 3326430, 3991716, 4435240, 4989645, 5987574, 6652860, 7983432, 9979290, 11975148, 13305720, 14968935, 19182413, 19958580, 23950296, 29937870, 38364826, 39917160, 57547239, 59875740, 76729652, 95912065, 115094478, 119751480, 153459304, 172641717, 191824130, 230188956, 287736195, 345283434, 383648260, 460377912, 517925151, 575472390, 690566868, 767296520, 863208585, 1035850302, 1150944780, 1381133736, 1726417170, 2071700604, 2301889560, 2589625755, 3452834340, 4143401208, 5179251510, 6905668680, 10358503020, 20717006040]

約数ペア:

[(1, 20717006040), (2, 10358503020), (3, 6905668680), (4, 5179251510), (5, 4143401208), (6, 3452834340), (8, 2589625755), (9, 2301889560), (10, 2071700604), (12, 1726417170), (15, 1381133736), (18, 1150944780), (20, 1035850302), (24, 863208585), (27, 767296520), (30, 690566868), (36, 575472390), (40, 517925151), (45, 460377912), (54, 383648260), (60, 345283434), (72, 287736195), (90, 230188956), (108, 191824130), (120, 172641717), (135, 153459304), (173, 119751480), (180, 115094478), (216, 95912065), (270, 76729652), (346, 59875740), (360, 57547239), (519, 39917160), (540, 38364826), (692, 29937870), (865, 23950296), (1038, 19958580), (1080, 19182413), (1384, 14968935), (1557, 13305720), (1730, 11975148), (2076, 9979290), (2595, 7983432), (3114, 6652860), (3460, 5987574), (4152, 4989645), (4671, 4435240), (5190, 3991716), (6228, 3326430), (6920, 2993787), (7785, 2661144), (9342, 2217620), (10380, 1995858), (12456, 1663215), (15570, 1330572), (18684, 1108810), (20760, 997929), (23355, 887048), (31140, 665286), (37368, 554405), (46710, 443524), (62280, 332643), (93420, 221762), (110881, 186840)]