1994401440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{153889}}^1$

素因数の和:153916

約数の個数: 120

約数和(自身を含む): 7038620820

約数和(自身を除く): 5044219380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 153889, 307778, 461667, 615556, 769445, 923334, 1231112, 1385001, 1538890, 1846668, 2308335, 2462224, 2770002, 3077780, 3693336, 4155003, 4616670, 4924448, 5540004, 6155560, 6925005, 7386672, 8310006, 9233340, 11080008, 12311120, 12465009, 13850010, 14773344, 16620012, 18466680, 20775015, 22160016, 24622240, 24930018, 27700020, 33240024, 36933360, 41550030, 44320032, 49860036, 55400040, 62325045, 66480048, 73866720, 83100060, 99720072, 110800080, 124650090, 132960096, 166200120, 199440144, 221600160, 249300180, 332400240, 398880288, 498600360, 664800480, 997200720, 1994401440]

約数ペア:

[(1, 1994401440), (2, 997200720), (3, 664800480), (4, 498600360), (5, 398880288), (6, 332400240), (8, 249300180), (9, 221600160), (10, 199440144), (12, 166200120), (15, 132960096), (16, 124650090), (18, 110800080), (20, 99720072), (24, 83100060), (27, 73866720), (30, 66480048), (32, 62325045), (36, 55400040), (40, 49860036), (45, 44320032), (48, 41550030), (54, 36933360), (60, 33240024), (72, 27700020), (80, 24930018), (81, 24622240), (90, 22160016), (96, 20775015), (108, 18466680), (120, 16620012), (135, 14773344), (144, 13850010), (160, 12465009), (162, 12311120), (180, 11080008), (216, 9233340), (240, 8310006), (270, 7386672), (288, 6925005), (324, 6155560), (360, 5540004), (405, 4924448), (432, 4616670), (480, 4155003), (540, 3693336), (648, 3077780), (720, 2770002), (810, 2462224), (864, 2308335), (1080, 1846668), (1296, 1538890), (1440, 1385001), (1620, 1231112), (2160, 923334), (2592, 769445), (3240, 615556), (4320, 461667), (6480, 307778), (12960, 153889)]