405444420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:999

約数の個数: 192

約数和(自身を含む): 1360128000

約数和(自身を除く): 954683580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 43, 45, 54, 57, 60, 76, 86, 90, 95, 108, 114, 129, 135, 171, 172, 180, 190, 215, 228, 258, 270, 285, 342, 380, 387, 430, 513, 516, 540, 570, 645, 684, 774, 817, 855, 860, 919, 1026, 1140, 1161, 1290, 1548, 1634, 1710, 1838, 1935, 2052, 2322, 2451, 2565, 2580, 2757, 3268, 3420, 3676, 3870, 4085, 4595, 4644, 4902, 5130, 5514, 5805, 7353, 7740, 8170, 8271, 9190, 9804, 10260, 11028, 11610, 12255, 13785, 14706, 16340, 16542, 17461, 18380, 22059, 23220, 24510, 24813, 27570, 29412, 33084, 34922, 36765, 39517, 41355, 44118, 49020, 49626, 52383, 55140, 69844, 73530, 79034, 82710, 87305, 88236, 99252, 104766, 110295, 118551, 124065, 147060, 157149, 158068, 165420, 174610, 197585, 209532, 220590, 237102, 248130, 261915, 314298, 349220, 355653, 395170, 441180, 471447, 474204, 496260, 523830, 592755, 628596, 711306, 750823, 785745, 790340, 942894, 1047660, 1066959, 1185510, 1422612, 1501646, 1571490, 1778265, 1885788, 2133918, 2252469, 2357235, 2371020, 3003292, 3142980, 3556530, 3754115, 4267836, 4504938, 4714470, 5334795, 6757407, 7113060, 7508230, 9009876, 9428940, 10669590, 11262345, 13514814, 15016460, 20272221, 21339180, 22524690, 27029628, 33787035, 40544442, 45049380, 67574070, 81088884, 101361105, 135148140, 202722210, 405444420]

約数ペア:

[(1, 405444420), (2, 202722210), (3, 135148140), (4, 101361105), (5, 81088884), (6, 67574070), (9, 45049380), (10, 40544442), (12, 33787035), (15, 27029628), (18, 22524690), (19, 21339180), (20, 20272221), (27, 15016460), (30, 13514814), (36, 11262345), (38, 10669590), (43, 9428940), (45, 9009876), (54, 7508230), (57, 7113060), (60, 6757407), (76, 5334795), (86, 4714470), (90, 4504938), (95, 4267836), (108, 3754115), (114, 3556530), (129, 3142980), (135, 3003292), (171, 2371020), (172, 2357235), (180, 2252469), (190, 2133918), (215, 1885788), (228, 1778265), (258, 1571490), (270, 1501646), (285, 1422612), (342, 1185510), (380, 1066959), (387, 1047660), (430, 942894), (513, 790340), (516, 785745), (540, 750823), (570, 711306), (645, 628596), (684, 592755), (774, 523830), (817, 496260), (855, 474204), (860, 471447), (919, 441180), (1026, 395170), (1140, 355653), (1161, 349220), (1290, 314298), (1548, 261915), (1634, 248130), (1710, 237102), (1838, 220590), (1935, 209532), (2052, 197585), (2322, 174610), (2451, 165420), (2565, 158068), (2580, 157149), (2757, 147060), (3268, 124065), (3420, 118551), (3676, 110295), (3870, 104766), (4085, 99252), (4595, 88236), (4644, 87305), (4902, 82710), (5130, 79034), (5514, 73530), (5805, 69844), (7353, 55140), (7740, 52383), (8170, 49626), (8271, 49020), (9190, 44118), (9804, 41355), (10260, 39517), (11028, 36765), (11610, 34922), (12255, 33084), (13785, 29412), (14706, 27570), (16340, 24813), (16542, 24510), (17461, 23220), (18380, 22059)]