161216748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3061}}^1$

素因数の和:3108

約数の個数: 144

約数和(自身を含む): 534992640

約数和(自身を除く): 373775892

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 28, 33, 36, 38, 42, 44, 57, 63, 66, 76, 77, 84, 99, 114, 126, 132, 133, 154, 171, 198, 209, 228, 231, 252, 266, 308, 342, 396, 399, 418, 462, 532, 627, 684, 693, 798, 836, 924, 1197, 1254, 1386, 1463, 1596, 1881, 2394, 2508, 2772, 2926, 3061, 3762, 4389, 4788, 5852, 6122, 7524, 8778, 9183, 12244, 13167, 17556, 18366, 21427, 26334, 27549, 33671, 36732, 42854, 52668, 55098, 58159, 64281, 67342, 85708, 101013, 110196, 116318, 128562, 134684, 174477, 192843, 202026, 232636, 235697, 257124, 303039, 348954, 385686, 404052, 407113, 471394, 523431, 606078, 639749, 697908, 707091, 771372, 814226, 942788, 1046862, 1212156, 1221339, 1279498, 1414182, 1628452, 1919247, 2093724, 2121273, 2442678, 2558996, 2828364, 3664017, 3838494, 4242546, 4478243, 4885356, 5757741, 7328034, 7676988, 8485092, 8956486, 11515482, 13434729, 14656068, 17912972, 23030964, 26869458, 40304187, 53738916, 80608374, 161216748]

約数ペア:

[(1, 161216748), (2, 80608374), (3, 53738916), (4, 40304187), (6, 26869458), (7, 23030964), (9, 17912972), (11, 14656068), (12, 13434729), (14, 11515482), (18, 8956486), (19, 8485092), (21, 7676988), (22, 7328034), (28, 5757741), (33, 4885356), (36, 4478243), (38, 4242546), (42, 3838494), (44, 3664017), (57, 2828364), (63, 2558996), (66, 2442678), (76, 2121273), (77, 2093724), (84, 1919247), (99, 1628452), (114, 1414182), (126, 1279498), (132, 1221339), (133, 1212156), (154, 1046862), (171, 942788), (198, 814226), (209, 771372), (228, 707091), (231, 697908), (252, 639749), (266, 606078), (308, 523431), (342, 471394), (396, 407113), (399, 404052), (418, 385686), (462, 348954), (532, 303039), (627, 257124), (684, 235697), (693, 232636), (798, 202026), (836, 192843), (924, 174477), (1197, 134684), (1254, 128562), (1386, 116318), (1463, 110196), (1596, 101013), (1881, 85708), (2394, 67342), (2508, 64281), (2772, 58159), (2926, 55098), (3061, 52668), (3762, 42854), (4389, 36732), (4788, 33671), (5852, 27549), (6122, 26334), (7524, 21427), (8778, 18366), (9183, 17556), (12244, 13167)]