189691920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:630

約数の個数: 240

約数和(自身を含む): 712400832

約数和(自身を除く): 522708912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 99, 110, 120, 129, 132, 144, 165, 172, 176, 180, 198, 215, 220, 240, 258, 264, 330, 344, 360, 387, 396, 430, 440, 473, 495, 516, 528, 557, 645, 660, 688, 720, 774, 792, 860, 880, 946, 990, 1032, 1114, 1290, 1320, 1419, 1548, 1584, 1671, 1720, 1892, 1935, 1980, 2064, 2228, 2365, 2580, 2640, 2785, 2838, 3096, 3342, 3440, 3784, 3870, 3960, 4257, 4456, 4730, 5013, 5160, 5570, 5676, 6127, 6192, 6684, 7095, 7568, 7740, 7920, 8355, 8514, 8912, 9460, 10026, 10320, 11140, 11352, 12254, 13368, 14190, 15480, 16710, 17028, 18381, 18920, 20052, 21285, 22280, 22704, 23951, 24508, 25065, 26736, 28380, 30635, 30960, 33420, 34056, 36762, 37840, 40104, 42570, 44560, 47902, 49016, 50130, 55143, 56760, 61270, 66840, 68112, 71853, 73524, 80208, 85140, 91905, 95804, 98032, 100260, 110286, 113520, 119755, 122540, 133680, 143706, 147048, 170280, 183810, 191608, 200520, 215559, 220572, 239510, 245080, 263461, 275715, 287412, 294096, 340560, 359265, 367620, 383216, 401040, 431118, 441144, 479020, 490160, 526922, 551430, 574824, 718530, 735240, 790383, 862236, 882288, 958040, 1053844, 1077795, 1102860, 1149648, 1317305, 1437060, 1470480, 1580766, 1724472, 1916080, 2107688, 2155590, 2205720, 2371149, 2634610, 2874120, 3161532, 3448944, 3951915, 4215376, 4311180, 4411440, 4742298, 5269220, 5748240, 6323064, 7903830, 8622360, 9484596, 10538440, 11855745, 12646128, 15807660, 17244720, 18969192, 21076880, 23711490, 31615320, 37938384, 47422980, 63230640, 94845960, 189691920]

約数ペア:

[(1, 189691920), (2, 94845960), (3, 63230640), (4, 47422980), (5, 37938384), (6, 31615320), (8, 23711490), (9, 21076880), (10, 18969192), (11, 17244720), (12, 15807660), (15, 12646128), (16, 11855745), (18, 10538440), (20, 9484596), (22, 8622360), (24, 7903830), (30, 6323064), (33, 5748240), (36, 5269220), (40, 4742298), (43, 4411440), (44, 4311180), (45, 4215376), (48, 3951915), (55, 3448944), (60, 3161532), (66, 2874120), (72, 2634610), (80, 2371149), (86, 2205720), (88, 2155590), (90, 2107688), (99, 1916080), (110, 1724472), (120, 1580766), (129, 1470480), (132, 1437060), (144, 1317305), (165, 1149648), (172, 1102860), (176, 1077795), (180, 1053844), (198, 958040), (215, 882288), (220, 862236), (240, 790383), (258, 735240), (264, 718530), (330, 574824), (344, 551430), (360, 526922), (387, 490160), (396, 479020), (430, 441144), (440, 431118), (473, 401040), (495, 383216), (516, 367620), (528, 359265), (557, 340560), (645, 294096), (660, 287412), (688, 275715), (720, 263461), (774, 245080), (792, 239510), (860, 220572), (880, 215559), (946, 200520), (990, 191608), (1032, 183810), (1114, 170280), (1290, 147048), (1320, 143706), (1419, 133680), (1548, 122540), (1584, 119755), (1671, 113520), (1720, 110286), (1892, 100260), (1935, 98032), (1980, 95804), (2064, 91905), (2228, 85140), (2365, 80208), (2580, 73524), (2640, 71853), (2785, 68112), (2838, 66840), (3096, 61270), (3342, 56760), (3440, 55143), (3784, 50130), (3870, 49016), (3960, 47902), (4257, 44560), (4456, 42570), (4730, 40104), (5013, 37840), (5160, 36762), (5570, 34056), (5676, 33420), (6127, 30960), (6192, 30635), (6684, 28380), (7095, 26736), (7568, 25065), (7740, 24508), (7920, 23951), (8355, 22704), (8514, 22280), (8912, 21285), (9460, 20052), (10026, 18920), (10320, 18381), (11140, 17028), (11352, 16710), (12254, 15480), (13368, 14190)]