2489997240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1061}}^1$

素因数の和:1175

約数の個数: 256

約数和(自身を含む): 8671017600

約数和(自身を除く): 6181020360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 53, 54, 60, 72, 82, 90, 106, 108, 120, 123, 135, 159, 164, 180, 205, 212, 216, 246, 265, 270, 318, 328, 360, 369, 410, 424, 477, 492, 530, 540, 615, 636, 738, 795, 820, 954, 984, 1060, 1061, 1080, 1107, 1230, 1272, 1431, 1476, 1590, 1640, 1845, 1908, 2120, 2122, 2173, 2214, 2385, 2460, 2862, 2952, 3180, 3183, 3690, 3816, 4244, 4346, 4428, 4770, 4920, 5305, 5535, 5724, 6360, 6366, 6519, 7155, 7380, 8488, 8692, 8856, 9540, 9549, 10610, 10865, 11070, 11448, 12732, 13038, 14310, 14760, 15915, 17384, 19080, 19098, 19557, 21220, 21730, 22140, 25464, 26076, 28620, 28647, 31830, 32595, 38196, 39114, 42440, 43460, 43501, 44280, 47745, 52152, 56233, 57240, 57294, 58671, 63660, 65190, 76392, 78228, 86920, 87002, 95490, 97785, 112466, 114588, 117342, 127320, 130380, 130503, 143235, 156456, 168699, 174004, 190980, 195570, 217505, 224932, 229176, 234684, 260760, 261006, 281165, 286470, 293355, 337398, 348008, 381960, 391140, 391509, 435010, 449864, 469368, 506097, 522012, 562330, 572940, 586710, 652515, 674796, 782280, 783018, 843495, 870020, 1012194, 1044024, 1124660, 1145880, 1173420, 1174527, 1305030, 1349592, 1518291, 1566036, 1686990, 1740040, 1957545, 2024388, 2249320, 2305553, 2346840, 2349054, 2530485, 2610060, 3036582, 3132072, 3373980, 3915090, 4048776, 4611106, 4698108, 5060970, 5220120, 5872635, 6073164, 6747960, 6916659, 7591455, 7830180, 9222212, 9396216, 10121940, 11527765, 11745270, 12146328, 13833318, 15182910, 15660360, 18444424, 20243880, 20749977, 23055530, 23490540, 27666636, 30365820, 34583295, 41499954, 46111060, 46981080, 55333272, 60731640, 62249931, 69166590, 82999908, 92222120, 103749885, 124499862, 138333180, 165999816, 207499770, 248999724, 276666360, 311249655, 414999540, 497999448, 622499310, 829999080, 1244998620, 2489997240]

約数ペア:

[(1, 2489997240), (2, 1244998620), (3, 829999080), (4, 622499310), (5, 497999448), (6, 414999540), (8, 311249655), (9, 276666360), (10, 248999724), (12, 207499770), (15, 165999816), (18, 138333180), (20, 124499862), (24, 103749885), (27, 92222120), (30, 82999908), (36, 69166590), (40, 62249931), (41, 60731640), (45, 55333272), (53, 46981080), (54, 46111060), (60, 41499954), (72, 34583295), (82, 30365820), (90, 27666636), (106, 23490540), (108, 23055530), (120, 20749977), (123, 20243880), (135, 18444424), (159, 15660360), (164, 15182910), (180, 13833318), (205, 12146328), (212, 11745270), (216, 11527765), (246, 10121940), (265, 9396216), (270, 9222212), (318, 7830180), (328, 7591455), (360, 6916659), (369, 6747960), (410, 6073164), (424, 5872635), (477, 5220120), (492, 5060970), (530, 4698108), (540, 4611106), (615, 4048776), (636, 3915090), (738, 3373980), (795, 3132072), (820, 3036582), (954, 2610060), (984, 2530485), (1060, 2349054), (1061, 2346840), (1080, 2305553), (1107, 2249320), (1230, 2024388), (1272, 1957545), (1431, 1740040), (1476, 1686990), (1590, 1566036), (1640, 1518291), (1845, 1349592), (1908, 1305030), (2120, 1174527), (2122, 1173420), (2173, 1145880), (2214, 1124660), (2385, 1044024), (2460, 1012194), (2862, 870020), (2952, 843495), (3180, 783018), (3183, 782280), (3690, 674796), (3816, 652515), (4244, 586710), (4346, 572940), (4428, 562330), (4770, 522012), (4920, 506097), (5305, 469368), (5535, 449864), (5724, 435010), (6360, 391509), (6366, 391140), (6519, 381960), (7155, 348008), (7380, 337398), (8488, 293355), (8692, 286470), (8856, 281165), (9540, 261006), (9549, 260760), (10610, 234684), (10865, 229176), (11070, 224932), (11448, 217505), (12732, 195570), (13038, 190980), (14310, 174004), (14760, 168699), (15915, 156456), (17384, 143235), (19080, 130503), (19098, 130380), (19557, 127320), (21220, 117342), (21730, 114588), (22140, 112466), (25464, 97785), (26076, 95490), (28620, 87002), (28647, 86920), (31830, 78228), (32595, 76392), (38196, 65190), (39114, 63660), (42440, 58671), (43460, 57294), (43501, 57240), (44280, 56233), (47745, 52152)]