207981540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 288

約数和(自身を含む): 730477440

約数和(自身を除く): 522495900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 43, 45, 52, 53, 54, 60, 65, 78, 86, 90, 106, 108, 117, 129, 130, 135, 156, 159, 169, 172, 180, 195, 212, 215, 234, 258, 260, 265, 270, 318, 338, 351, 387, 390, 430, 468, 477, 507, 516, 530, 540, 559, 585, 636, 645, 676, 689, 702, 774, 780, 795, 845, 860, 954, 1014, 1060, 1118, 1161, 1170, 1290, 1378, 1404, 1431, 1521, 1548, 1590, 1677, 1690, 1755, 1908, 1935, 2028, 2067, 2236, 2279, 2322, 2340, 2385, 2535, 2580, 2756, 2795, 2862, 3042, 3180, 3354, 3380, 3445, 3510, 3870, 4134, 4558, 4563, 4644, 4770, 5031, 5070, 5590, 5724, 5805, 6084, 6201, 6708, 6837, 6890, 7020, 7155, 7267, 7605, 7740, 8268, 8385, 8957, 9116, 9126, 9540, 10062, 10140, 10335, 11180, 11395, 11610, 12402, 13674, 13780, 14310, 14534, 15093, 15210, 16770, 17914, 18252, 18603, 20124, 20511, 20670, 21801, 22790, 22815, 23220, 24804, 25155, 26871, 27348, 28620, 29068, 29627, 30186, 30420, 31005, 33540, 34185, 35828, 36335, 37206, 41022, 41340, 43602, 44785, 45580, 45630, 50310, 53742, 59254, 60372, 61533, 62010, 65403, 68370, 72670, 74412, 75465, 80613, 82044, 87204, 88881, 89570, 91260, 93015, 100620, 102555, 107484, 109005, 118508, 123066, 124020, 130806, 134355, 136740, 145340, 148135, 150930, 161226, 177762, 179140, 186030, 196209, 205110, 218010, 241839, 246132, 261612, 266643, 268710, 296270, 301860, 307665, 322452, 327015, 355524, 372060, 385151, 392418, 403065, 410220, 436020, 444405, 483678, 533286, 537420, 592540, 615330, 654030, 770302, 784836, 799929, 806130, 888810, 967356, 981045, 1066572, 1155453, 1209195, 1230660, 1308060, 1333215, 1540604, 1599858, 1612260, 1777620, 1925755, 1962090, 2310906, 2418390, 2666430, 3199716, 3466359, 3851510, 3924180, 3999645, 4621812, 4836780, 5332860, 5777265, 6932718, 7703020, 7999290, 10399077, 11554530, 13865436, 15998580, 17331795, 20798154, 23109060, 34663590, 41596308, 51995385, 69327180, 103990770, 207981540]

約数ペア:

[(1, 207981540), (2, 103990770), (3, 69327180), (4, 51995385), (5, 41596308), (6, 34663590), (9, 23109060), (10, 20798154), (12, 17331795), (13, 15998580), (15, 13865436), (18, 11554530), (20, 10399077), (26, 7999290), (27, 7703020), (30, 6932718), (36, 5777265), (39, 5332860), (43, 4836780), (45, 4621812), (52, 3999645), (53, 3924180), (54, 3851510), (60, 3466359), (65, 3199716), (78, 2666430), (86, 2418390), (90, 2310906), (106, 1962090), (108, 1925755), (117, 1777620), (129, 1612260), (130, 1599858), (135, 1540604), (156, 1333215), (159, 1308060), (169, 1230660), (172, 1209195), (180, 1155453), (195, 1066572), (212, 981045), (215, 967356), (234, 888810), (258, 806130), (260, 799929), (265, 784836), (270, 770302), (318, 654030), (338, 615330), (351, 592540), (387, 537420), (390, 533286), (430, 483678), (468, 444405), (477, 436020), (507, 410220), (516, 403065), (530, 392418), (540, 385151), (559, 372060), (585, 355524), (636, 327015), (645, 322452), (676, 307665), (689, 301860), (702, 296270), (774, 268710), (780, 266643), (795, 261612), (845, 246132), (860, 241839), (954, 218010), (1014, 205110), (1060, 196209), (1118, 186030), (1161, 179140), (1170, 177762), (1290, 161226), (1378, 150930), (1404, 148135), (1431, 145340), (1521, 136740), (1548, 134355), (1590, 130806), (1677, 124020), (1690, 123066), (1755, 118508), (1908, 109005), (1935, 107484), (2028, 102555), (2067, 100620), (2236, 93015), (2279, 91260), (2322, 89570), (2340, 88881), (2385, 87204), (2535, 82044), (2580, 80613), (2756, 75465), (2795, 74412), (2862, 72670), (3042, 68370), (3180, 65403), (3354, 62010), (3380, 61533), (3445, 60372), (3510, 59254), (3870, 53742), (4134, 50310), (4558, 45630), (4563, 45580), (4644, 44785), (4770, 43602), (5031, 41340), (5070, 41022), (5590, 37206), (5724, 36335), (5805, 35828), (6084, 34185), (6201, 33540), (6708, 31005), (6837, 30420), (6890, 30186), (7020, 29627), (7155, 29068), (7267, 28620), (7605, 27348), (7740, 26871), (8268, 25155), (8385, 24804), (8957, 23220), (9116, 22815), (9126, 22790), (9540, 21801), (10062, 20670), (10140, 20511), (10335, 20124), (11180, 18603), (11395, 18252), (11610, 17914), (12402, 16770), (13674, 15210), (13780, 15093), (14310, 14534)]