261474960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3373}}^1$

素因数の和:3425

約数の個数: 160

約数和(自身を含む): 903692160

約数和(自身を除く): 642217200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 2040, 2280, 2584, 3230, 3373, 3876, 4080, 4560, 4845, 5168, 6460, 6746, 7752, 9690, 10119, 12920, 13492, 15504, 16865, 19380, 20238, 25840, 26984, 33730, 38760, 40476, 50595, 53968, 57341, 64087, 67460, 77520, 80952, 101190, 114682, 128174, 134920, 161904, 172023, 192261, 202380, 229364, 256348, 269840, 286705, 320435, 344046, 384522, 404760, 458728, 512696, 573410, 640870, 688092, 769044, 809520, 860115, 917456, 961305, 1025392, 1089479, 1146820, 1281740, 1376184, 1538088, 1720230, 1922610, 2178958, 2293640, 2563480, 2752368, 3076176, 3268437, 3440460, 3845220, 4357916, 4587280, 5126960, 5447395, 6536874, 6880920, 7690440, 8715832, 10894790, 13073748, 13761840, 15380880, 16342185, 17431664, 21789580, 26147496, 32684370, 43579160, 52294992, 65368740, 87158320, 130737480, 261474960]

約数ペア:

[(1, 261474960), (2, 130737480), (3, 87158320), (4, 65368740), (5, 52294992), (6, 43579160), (8, 32684370), (10, 26147496), (12, 21789580), (15, 17431664), (16, 16342185), (17, 15380880), (19, 13761840), (20, 13073748), (24, 10894790), (30, 8715832), (34, 7690440), (38, 6880920), (40, 6536874), (48, 5447395), (51, 5126960), (57, 4587280), (60, 4357916), (68, 3845220), (76, 3440460), (80, 3268437), (85, 3076176), (95, 2752368), (102, 2563480), (114, 2293640), (120, 2178958), (136, 1922610), (152, 1720230), (170, 1538088), (190, 1376184), (204, 1281740), (228, 1146820), (240, 1089479), (255, 1025392), (272, 961305), (285, 917456), (304, 860115), (323, 809520), (340, 769044), (380, 688092), (408, 640870), (456, 573410), (510, 512696), (570, 458728), (646, 404760), (680, 384522), (760, 344046), (816, 320435), (912, 286705), (969, 269840), (1020, 256348), (1140, 229364), (1292, 202380), (1360, 192261), (1520, 172023), (1615, 161904), (1938, 134920), (2040, 128174), (2280, 114682), (2584, 101190), (3230, 80952), (3373, 77520), (3876, 67460), (4080, 64087), (4560, 57341), (4845, 53968), (5168, 50595), (6460, 40476), (6746, 38760), (7752, 33730), (9690, 26984), (10119, 25840), (12920, 20238), (13492, 19380), (15504, 16865)]