628000380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 288

約数和(自身を含む): 2274015744

約数和(自身を除く): 1646015364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 67, 70, 84, 86, 90, 105, 126, 129, 134, 140, 172, 173, 180, 201, 210, 215, 252, 258, 268, 301, 315, 335, 346, 387, 402, 420, 430, 469, 516, 519, 602, 603, 630, 645, 670, 692, 774, 804, 860, 865, 903, 938, 1005, 1038, 1204, 1206, 1211, 1260, 1290, 1340, 1407, 1505, 1548, 1557, 1730, 1806, 1876, 1935, 2010, 2076, 2345, 2412, 2422, 2580, 2595, 2709, 2814, 2881, 3010, 3015, 3114, 3460, 3612, 3633, 3870, 4020, 4221, 4515, 4690, 4844, 5190, 5418, 5628, 5762, 6020, 6030, 6055, 6228, 7035, 7266, 7439, 7740, 7785, 8442, 8643, 9030, 9380, 10380, 10836, 10899, 11524, 11591, 12060, 12110, 13545, 14070, 14405, 14532, 14878, 15570, 16884, 17286, 18060, 18165, 20167, 21105, 21798, 22317, 23182, 24220, 25929, 27090, 28140, 28810, 29756, 31140, 34572, 34773, 36330, 37195, 40334, 42210, 43215, 43596, 44634, 46364, 51858, 52073, 54180, 54495, 57620, 57955, 60501, 66951, 69546, 72660, 74390, 80668, 81137, 84420, 86430, 89268, 100835, 103716, 104146, 104319, 108990, 111585, 115910, 121002, 129645, 133902, 139092, 148780, 156219, 162274, 172860, 173865, 181503, 201670, 208292, 208638, 217980, 223170, 231820, 242004, 243411, 259290, 260365, 267804, 302505, 312438, 324548, 334755, 347730, 363006, 403340, 405685, 417276, 446340, 468657, 486822, 498413, 518580, 520730, 521595, 605010, 624876, 669510, 695460, 726012, 730233, 781095, 811370, 907515, 937314, 973644, 996826, 1041460, 1043190, 1210020, 1217055, 1339020, 1460466, 1495239, 1562190, 1622740, 1815030, 1874628, 1993652, 2086380, 2343285, 2434110, 2492065, 2920932, 2990478, 3124380, 3488891, 3630060, 3651165, 4485717, 4686570, 4868220, 4984130, 5980956, 6977782, 7302330, 7476195, 8971434, 9373140, 9968260, 10466673, 13955564, 14604660, 14952390, 17444455, 17942868, 20933346, 22428585, 29904780, 31400019, 34888910, 41866692, 44857170, 52333365, 62800038, 69777820, 89714340, 104666730, 125600076, 157000095, 209333460, 314000190, 628000380]

約数ペア:

[(1, 628000380), (2, 314000190), (3, 209333460), (4, 157000095), (5, 125600076), (6, 104666730), (7, 89714340), (9, 69777820), (10, 62800038), (12, 52333365), (14, 44857170), (15, 41866692), (18, 34888910), (20, 31400019), (21, 29904780), (28, 22428585), (30, 20933346), (35, 17942868), (36, 17444455), (42, 14952390), (43, 14604660), (45, 13955564), (60, 10466673), (63, 9968260), (67, 9373140), (70, 8971434), (84, 7476195), (86, 7302330), (90, 6977782), (105, 5980956), (126, 4984130), (129, 4868220), (134, 4686570), (140, 4485717), (172, 3651165), (173, 3630060), (180, 3488891), (201, 3124380), (210, 2990478), (215, 2920932), (252, 2492065), (258, 2434110), (268, 2343285), (301, 2086380), (315, 1993652), (335, 1874628), (346, 1815030), (387, 1622740), (402, 1562190), (420, 1495239), (430, 1460466), (469, 1339020), (516, 1217055), (519, 1210020), (602, 1043190), (603, 1041460), (630, 996826), (645, 973644), (670, 937314), (692, 907515), (774, 811370), (804, 781095), (860, 730233), (865, 726012), (903, 695460), (938, 669510), (1005, 624876), (1038, 605010), (1204, 521595), (1206, 520730), (1211, 518580), (1260, 498413), (1290, 486822), (1340, 468657), (1407, 446340), (1505, 417276), (1548, 405685), (1557, 403340), (1730, 363006), (1806, 347730), (1876, 334755), (1935, 324548), (2010, 312438), (2076, 302505), (2345, 267804), (2412, 260365), (2422, 259290), (2580, 243411), (2595, 242004), (2709, 231820), (2814, 223170), (2881, 217980), (3010, 208638), (3015, 208292), (3114, 201670), (3460, 181503), (3612, 173865), (3633, 172860), (3870, 162274), (4020, 156219), (4221, 148780), (4515, 139092), (4690, 133902), (4844, 129645), (5190, 121002), (5418, 115910), (5628, 111585), (5762, 108990), (6020, 104319), (6030, 104146), (6055, 103716), (6228, 100835), (7035, 89268), (7266, 86430), (7439, 84420), (7740, 81137), (7785, 80668), (8442, 74390), (8643, 72660), (9030, 69546), (9380, 66951), (10380, 60501), (10836, 57955), (10899, 57620), (11524, 54495), (11591, 54180), (12060, 52073), (12110, 51858), (13545, 46364), (14070, 44634), (14405, 43596), (14532, 43215), (14878, 42210), (15570, 40334), (16884, 37195), (17286, 36330), (18060, 34773), (18165, 34572), (20167, 31140), (21105, 29756), (21798, 28810), (22317, 28140), (23182, 27090), (24220, 25929)]