80494260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 288

約数和(自身を含む): 303367680

約数和(自身を除く): 222873420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 49, 55, 57, 60, 66, 70, 76, 77, 84, 95, 98, 105, 110, 114, 131, 132, 133, 140, 147, 154, 165, 190, 196, 209, 210, 220, 228, 231, 245, 262, 266, 285, 294, 308, 330, 380, 385, 393, 399, 418, 420, 462, 490, 524, 532, 539, 570, 588, 627, 655, 660, 665, 735, 770, 786, 798, 836, 917, 924, 931, 980, 1045, 1078, 1140, 1155, 1254, 1310, 1330, 1441, 1463, 1470, 1540, 1572, 1596, 1617, 1834, 1862, 1965, 1995, 2090, 2156, 2310, 2489, 2508, 2620, 2660, 2695, 2751, 2793, 2882, 2926, 2940, 3135, 3234, 3668, 3724, 3930, 3990, 4180, 4323, 4389, 4585, 4620, 4655, 4978, 5390, 5502, 5586, 5764, 5852, 6270, 6419, 6468, 7205, 7315, 7467, 7860, 7980, 8085, 8646, 8778, 9170, 9310, 9956, 10087, 10241, 10780, 11004, 11172, 12445, 12540, 12838, 13755, 13965, 14410, 14630, 14934, 16170, 17292, 17423, 17556, 18340, 18620, 19257, 20174, 20482, 21615, 21945, 24890, 25676, 27379, 27510, 27930, 28820, 29260, 29868, 30261, 30723, 32095, 32340, 34846, 37335, 38514, 40348, 40964, 43230, 43890, 49780, 50435, 51205, 52269, 54758, 55020, 55860, 60522, 61446, 64190, 69692, 70609, 74670, 77028, 82137, 86460, 87115, 87780, 96285, 100870, 102410, 104538, 109516, 121044, 121961, 122892, 128380, 136895, 141218, 149340, 151305, 153615, 164274, 174230, 191653, 192570, 201740, 204820, 209076, 211827, 243922, 261345, 273790, 282436, 302610, 307230, 328548, 348460, 353045, 365883, 383306, 385140, 410685, 423654, 487844, 522690, 547580, 574959, 605220, 609805, 614460, 706090, 731766, 766612, 821370, 847308, 958265, 1045380, 1059135, 1149918, 1219610, 1341571, 1412180, 1463532, 1642740, 1829415, 1916530, 2118270, 2299836, 2439220, 2683142, 2874795, 3658830, 3833060, 4024713, 4236540, 5366284, 5749590, 6707855, 7317660, 8049426, 11499180, 13415710, 16098852, 20123565, 26831420, 40247130, 80494260]

約数ペア:

[(1, 80494260), (2, 40247130), (3, 26831420), (4, 20123565), (5, 16098852), (6, 13415710), (7, 11499180), (10, 8049426), (11, 7317660), (12, 6707855), (14, 5749590), (15, 5366284), (19, 4236540), (20, 4024713), (21, 3833060), (22, 3658830), (28, 2874795), (30, 2683142), (33, 2439220), (35, 2299836), (38, 2118270), (42, 1916530), (44, 1829415), (49, 1642740), (55, 1463532), (57, 1412180), (60, 1341571), (66, 1219610), (70, 1149918), (76, 1059135), (77, 1045380), (84, 958265), (95, 847308), (98, 821370), (105, 766612), (110, 731766), (114, 706090), (131, 614460), (132, 609805), (133, 605220), (140, 574959), (147, 547580), (154, 522690), (165, 487844), (190, 423654), (196, 410685), (209, 385140), (210, 383306), (220, 365883), (228, 353045), (231, 348460), (245, 328548), (262, 307230), (266, 302610), (285, 282436), (294, 273790), (308, 261345), (330, 243922), (380, 211827), (385, 209076), (393, 204820), (399, 201740), (418, 192570), (420, 191653), (462, 174230), (490, 164274), (524, 153615), (532, 151305), (539, 149340), (570, 141218), (588, 136895), (627, 128380), (655, 122892), (660, 121961), (665, 121044), (735, 109516), (770, 104538), (786, 102410), (798, 100870), (836, 96285), (917, 87780), (924, 87115), (931, 86460), (980, 82137), (1045, 77028), (1078, 74670), (1140, 70609), (1155, 69692), (1254, 64190), (1310, 61446), (1330, 60522), (1441, 55860), (1463, 55020), (1470, 54758), (1540, 52269), (1572, 51205), (1596, 50435), (1617, 49780), (1834, 43890), (1862, 43230), (1965, 40964), (1995, 40348), (2090, 38514), (2156, 37335), (2310, 34846), (2489, 32340), (2508, 32095), (2620, 30723), (2660, 30261), (2695, 29868), (2751, 29260), (2793, 28820), (2882, 27930), (2926, 27510), (2940, 27379), (3135, 25676), (3234, 24890), (3668, 21945), (3724, 21615), (3930, 20482), (3990, 20174), (4180, 19257), (4323, 18620), (4389, 18340), (4585, 17556), (4620, 17423), (4655, 17292), (4978, 16170), (5390, 14934), (5502, 14630), (5586, 14410), (5764, 13965), (5852, 13755), (6270, 12838), (6419, 12540), (6468, 12445), (7205, 11172), (7315, 11004), (7467, 10780), (7860, 10241), (7980, 10087), (8085, 9956), (8646, 9310), (8778, 9170)]