271204120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 700876800

約数和(自身を除く): 429672680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 59, 62, 88, 110, 118, 124, 155, 220, 236, 248, 295, 310, 337, 341, 440, 472, 590, 620, 649, 674, 682, 1180, 1240, 1298, 1348, 1364, 1685, 1705, 1829, 2360, 2596, 2696, 2728, 3245, 3370, 3410, 3658, 3707, 5192, 6490, 6740, 6820, 7316, 7414, 9145, 10447, 12980, 13480, 13640, 14632, 14828, 18290, 18535, 19883, 20119, 20894, 25960, 29656, 36580, 37070, 39766, 40238, 41788, 52235, 73160, 74140, 79532, 80476, 83576, 99415, 100595, 104470, 114917, 148280, 159064, 160952, 198830, 201190, 208940, 218713, 229834, 397660, 402380, 417880, 437426, 459668, 574585, 616373, 795320, 804760, 874852, 919336, 1093565, 1149170, 1232746, 1749704, 2187130, 2298340, 2465492, 3081865, 4374260, 4596680, 4930984, 6163730, 6780103, 8748520, 12327460, 13560206, 24654920, 27120412, 33900515, 54240824, 67801030, 135602060, 271204120]

約数ペア:

[(1, 271204120), (2, 135602060), (4, 67801030), (5, 54240824), (8, 33900515), (10, 27120412), (11, 24654920), (20, 13560206), (22, 12327460), (31, 8748520), (40, 6780103), (44, 6163730), (55, 4930984), (59, 4596680), (62, 4374260), (88, 3081865), (110, 2465492), (118, 2298340), (124, 2187130), (155, 1749704), (220, 1232746), (236, 1149170), (248, 1093565), (295, 919336), (310, 874852), (337, 804760), (341, 795320), (440, 616373), (472, 574585), (590, 459668), (620, 437426), (649, 417880), (674, 402380), (682, 397660), (1180, 229834), (1240, 218713), (1298, 208940), (1348, 201190), (1364, 198830), (1685, 160952), (1705, 159064), (1829, 148280), (2360, 114917), (2596, 104470), (2696, 100595), (2728, 99415), (3245, 83576), (3370, 80476), (3410, 79532), (3658, 74140), (3707, 73160), (5192, 52235), (6490, 41788), (6740, 40238), (6820, 39766), (7316, 37070), (7414, 36580), (9145, 29656), (10447, 25960), (12980, 20894), (13480, 20119), (13640, 19883), (14632, 18535), (14828, 18290)]