79495740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 259223328

約数和(自身を除く): 179727588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 83, 85, 90, 102, 153, 166, 170, 180, 204, 249, 255, 306, 313, 332, 340, 415, 498, 510, 612, 626, 747, 765, 830, 939, 996, 1020, 1245, 1252, 1411, 1494, 1530, 1565, 1660, 1878, 2490, 2817, 2822, 2988, 3060, 3130, 3735, 3756, 4233, 4695, 4980, 5321, 5634, 5644, 6260, 7055, 7470, 8466, 9390, 10642, 11268, 12699, 14085, 14110, 14940, 15963, 16932, 18780, 21165, 21284, 25398, 25979, 26605, 28170, 28220, 31926, 42330, 47889, 50796, 51958, 53210, 56340, 63495, 63852, 77937, 79815, 84660, 95778, 103916, 106420, 126990, 129895, 155874, 159630, 191556, 233811, 239445, 253980, 259790, 311748, 319260, 389685, 441643, 467622, 478890, 519580, 779370, 883286, 935244, 957780, 1169055, 1324929, 1558740, 1766572, 2208215, 2338110, 2649858, 3974787, 4416430, 4676220, 5299716, 6624645, 7949574, 8832860, 13249290, 15899148, 19873935, 26498580, 39747870, 79495740]

約数ペア:

[(1, 79495740), (2, 39747870), (3, 26498580), (4, 19873935), (5, 15899148), (6, 13249290), (9, 8832860), (10, 7949574), (12, 6624645), (15, 5299716), (17, 4676220), (18, 4416430), (20, 3974787), (30, 2649858), (34, 2338110), (36, 2208215), (45, 1766572), (51, 1558740), (60, 1324929), (68, 1169055), (83, 957780), (85, 935244), (90, 883286), (102, 779370), (153, 519580), (166, 478890), (170, 467622), (180, 441643), (204, 389685), (249, 319260), (255, 311748), (306, 259790), (313, 253980), (332, 239445), (340, 233811), (415, 191556), (498, 159630), (510, 155874), (612, 129895), (626, 126990), (747, 106420), (765, 103916), (830, 95778), (939, 84660), (996, 79815), (1020, 77937), (1245, 63852), (1252, 63495), (1411, 56340), (1494, 53210), (1530, 51958), (1565, 50796), (1660, 47889), (1878, 42330), (2490, 31926), (2817, 28220), (2822, 28170), (2988, 26605), (3060, 25979), (3130, 25398), (3735, 21284), (3756, 21165), (4233, 18780), (4695, 16932), (4980, 15963), (5321, 14940), (5634, 14110), (5644, 14085), (6260, 12699), (7055, 11268), (7470, 10642), (8466, 9390)]