8405303220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:495

約数の個数: 288

約数和(自身を含む): 27519972480

約数和(自身を除く): 19114669260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 73, 76, 90, 95, 114, 131, 146, 171, 180, 190, 219, 228, 257, 262, 285, 292, 342, 365, 380, 393, 438, 514, 524, 570, 655, 657, 684, 730, 771, 786, 855, 876, 1028, 1095, 1140, 1179, 1285, 1310, 1314, 1387, 1460, 1542, 1572, 1710, 1965, 2190, 2313, 2358, 2489, 2570, 2620, 2628, 2774, 3084, 3285, 3420, 3855, 3930, 4161, 4380, 4626, 4716, 4883, 4978, 5140, 5548, 5895, 6570, 6935, 7467, 7710, 7860, 8322, 9252, 9563, 9766, 9956, 11565, 11790, 12445, 12483, 13140, 13870, 14649, 14934, 15420, 16644, 18761, 19126, 19532, 20805, 22401, 23130, 23580, 24415, 24890, 24966, 27740, 28689, 29298, 29868, 33667, 37335, 37522, 38252, 41610, 43947, 44802, 46260, 47815, 48830, 49780, 49932, 56283, 57378, 58596, 62415, 67334, 73245, 74670, 75044, 83220, 86067, 87894, 89604, 93805, 95630, 97660, 101001, 112005, 112566, 114756, 124830, 134668, 143445, 146490, 149340, 168335, 168849, 172134, 175788, 181697, 187610, 191260, 202002, 219735, 224010, 225132, 249660, 281415, 286890, 292980, 303003, 336670, 337698, 344268, 356459, 363394, 375220, 404004, 430335, 439470, 448020, 505005, 545091, 562830, 573780, 606006, 639673, 673340, 675396, 712918, 726788, 844245, 860670, 878940, 908485, 1010010, 1069377, 1090182, 1125660, 1212012, 1279346, 1425836, 1515015, 1635273, 1688490, 1721340, 1782295, 1816970, 1919019, 2020020, 2138754, 2180364, 2457691, 2558692, 2725455, 3030030, 3198365, 3208131, 3270546, 3376980, 3564590, 3633940, 3838038, 4277508, 4915382, 5346885, 5450910, 5757057, 6060060, 6396730, 6416262, 6541092, 7129180, 7373073, 7676076, 8176365, 9595095, 9830764, 10693770, 10901820, 11514114, 12288455, 12793460, 12832524, 14746146, 16040655, 16352730, 19190190, 21387540, 22119219, 23028228, 24576910, 28785285, 29492292, 32081310, 32705460, 36865365, 38380380, 44238438, 46696129, 49153820, 57570570, 64162620, 73730730, 88476876, 93392258, 110596095, 115141140, 140088387, 147461460, 186784516, 221192190, 233480645, 280176774, 420265161, 442384380, 466961290, 560353548, 700441935, 840530322, 933922580, 1400883870, 1681060644, 2101325805, 2801767740, 4202651610, 8405303220]

約数ペア:

[(1, 8405303220), (2, 4202651610), (3, 2801767740), (4, 2101325805), (5, 1681060644), (6, 1400883870), (9, 933922580), (10, 840530322), (12, 700441935), (15, 560353548), (18, 466961290), (19, 442384380), (20, 420265161), (30, 280176774), (36, 233480645), (38, 221192190), (45, 186784516), (57, 147461460), (60, 140088387), (73, 115141140), (76, 110596095), (90, 93392258), (95, 88476876), (114, 73730730), (131, 64162620), (146, 57570570), (171, 49153820), (180, 46696129), (190, 44238438), (219, 38380380), (228, 36865365), (257, 32705460), (262, 32081310), (285, 29492292), (292, 28785285), (342, 24576910), (365, 23028228), (380, 22119219), (393, 21387540), (438, 19190190), (514, 16352730), (524, 16040655), (570, 14746146), (655, 12832524), (657, 12793460), (684, 12288455), (730, 11514114), (771, 10901820), (786, 10693770), (855, 9830764), (876, 9595095), (1028, 8176365), (1095, 7676076), (1140, 7373073), (1179, 7129180), (1285, 6541092), (1310, 6416262), (1314, 6396730), (1387, 6060060), (1460, 5757057), (1542, 5450910), (1572, 5346885), (1710, 4915382), (1965, 4277508), (2190, 3838038), (2313, 3633940), (2358, 3564590), (2489, 3376980), (2570, 3270546), (2620, 3208131), (2628, 3198365), (2774, 3030030), (3084, 2725455), (3285, 2558692), (3420, 2457691), (3855, 2180364), (3930, 2138754), (4161, 2020020), (4380, 1919019), (4626, 1816970), (4716, 1782295), (4883, 1721340), (4978, 1688490), (5140, 1635273), (5548, 1515015), (5895, 1425836), (6570, 1279346), (6935, 1212012), (7467, 1125660), (7710, 1090182), (7860, 1069377), (8322, 1010010), (9252, 908485), (9563, 878940), (9766, 860670), (9956, 844245), (11565, 726788), (11790, 712918), (12445, 675396), (12483, 673340), (13140, 639673), (13870, 606006), (14649, 573780), (14934, 562830), (15420, 545091), (16644, 505005), (18761, 448020), (19126, 439470), (19532, 430335), (20805, 404004), (22401, 375220), (23130, 363394), (23580, 356459), (24415, 344268), (24890, 337698), (24966, 336670), (27740, 303003), (28689, 292980), (29298, 286890), (29868, 281415), (33667, 249660), (37335, 225132), (37522, 224010), (38252, 219735), (41610, 202002), (43947, 191260), (44802, 187610), (46260, 181697), (47815, 175788), (48830, 172134), (49780, 168849), (49932, 168335), (56283, 149340), (57378, 146490), (58596, 143445), (62415, 134668), (67334, 124830), (73245, 114756), (74670, 112566), (75044, 112005), (83220, 101001), (86067, 97660), (87894, 95630), (89604, 93805)]