161381340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2293}}^1$

素因数の和:2348

約数の個数: 144

約数和(自身を含む): 541090368

約数和(自身を除く): 379709028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 255, 276, 306, 340, 345, 391, 414, 460, 510, 612, 690, 765, 782, 828, 1020, 1035, 1173, 1380, 1530, 1564, 1955, 2070, 2293, 2346, 3060, 3519, 3910, 4140, 4586, 4692, 5865, 6879, 7038, 7820, 9172, 11465, 11730, 13758, 14076, 17595, 20637, 22930, 23460, 27516, 34395, 35190, 38981, 41274, 45860, 52739, 68790, 70380, 77962, 82548, 103185, 105478, 116943, 137580, 155924, 158217, 194905, 206370, 210956, 233886, 263695, 316434, 350829, 389810, 412740, 467772, 474651, 527390, 584715, 632868, 701658, 779620, 791085, 896563, 949302, 1054780, 1169430, 1403316, 1582170, 1754145, 1793126, 1898604, 2338860, 2373255, 2689689, 3164340, 3508290, 3586252, 4482815, 4746510, 5379378, 7016580, 8069067, 8965630, 9493020, 10758756, 13448445, 16138134, 17931260, 26896890, 32276268, 40345335, 53793780, 80690670, 161381340]

約数ペア:

[(1, 161381340), (2, 80690670), (3, 53793780), (4, 40345335), (5, 32276268), (6, 26896890), (9, 17931260), (10, 16138134), (12, 13448445), (15, 10758756), (17, 9493020), (18, 8965630), (20, 8069067), (23, 7016580), (30, 5379378), (34, 4746510), (36, 4482815), (45, 3586252), (46, 3508290), (51, 3164340), (60, 2689689), (68, 2373255), (69, 2338860), (85, 1898604), (90, 1793126), (92, 1754145), (102, 1582170), (115, 1403316), (138, 1169430), (153, 1054780), (170, 949302), (180, 896563), (204, 791085), (207, 779620), (230, 701658), (255, 632868), (276, 584715), (306, 527390), (340, 474651), (345, 467772), (391, 412740), (414, 389810), (460, 350829), (510, 316434), (612, 263695), (690, 233886), (765, 210956), (782, 206370), (828, 194905), (1020, 158217), (1035, 155924), (1173, 137580), (1380, 116943), (1530, 105478), (1564, 103185), (1955, 82548), (2070, 77962), (2293, 70380), (2346, 68790), (3060, 52739), (3519, 45860), (3910, 41274), (4140, 38981), (4586, 35190), (4692, 34395), (5865, 27516), (6879, 23460), (7038, 22930), (7820, 20637), (9172, 17595), (11465, 14076), (11730, 13758)]