81244548

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 216

約数和(自身を含む): 268894080

約数和(自身を除く): 187649532

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 53, 63, 66, 77, 79, 84, 98, 99, 106, 126, 132, 147, 154, 158, 159, 196, 198, 212, 231, 237, 252, 294, 308, 316, 318, 371, 396, 441, 462, 474, 477, 539, 553, 583, 588, 636, 693, 711, 742, 869, 882, 924, 948, 954, 1078, 1106, 1113, 1166, 1386, 1422, 1484, 1617, 1659, 1738, 1749, 1764, 1908, 2156, 2212, 2226, 2332, 2597, 2607, 2772, 2844, 3234, 3318, 3339, 3476, 3498, 3871, 4081, 4187, 4452, 4851, 4977, 5194, 5214, 5247, 6083, 6468, 6636, 6678, 6996, 7742, 7791, 7821, 8162, 8374, 9702, 9954, 10388, 10428, 10494, 11613, 12166, 12243, 12561, 13356, 15484, 15582, 15642, 16324, 16748, 18249, 19404, 19908, 20988, 23226, 23373, 24332, 24486, 25122, 28567, 29309, 31164, 31284, 34839, 36498, 36729, 37683, 42581, 46057, 46452, 46746, 48972, 50244, 54747, 57134, 58618, 69678, 72996, 73458, 75366, 85162, 85701, 87927, 92114, 93492, 109494, 114268, 117236, 127743, 138171, 139356, 146916, 150732, 170324, 171402, 175854, 184228, 205163, 218988, 255486, 257103, 263781, 276342, 322399, 342804, 351708, 383229, 410326, 414513, 510972, 514206, 527562, 552684, 615489, 644798, 766458, 820652, 829026, 967197, 1028412, 1055124, 1230978, 1289596, 1532916, 1658052, 1846467, 1934394, 2256793, 2461956, 2901591, 3692934, 3868788, 4513586, 5803182, 6770379, 7385868, 9027172, 11606364, 13540758, 20311137, 27081516, 40622274, 81244548]

約数ペア:

[(1, 81244548), (2, 40622274), (3, 27081516), (4, 20311137), (6, 13540758), (7, 11606364), (9, 9027172), (11, 7385868), (12, 6770379), (14, 5803182), (18, 4513586), (21, 3868788), (22, 3692934), (28, 2901591), (33, 2461956), (36, 2256793), (42, 1934394), (44, 1846467), (49, 1658052), (53, 1532916), (63, 1289596), (66, 1230978), (77, 1055124), (79, 1028412), (84, 967197), (98, 829026), (99, 820652), (106, 766458), (126, 644798), (132, 615489), (147, 552684), (154, 527562), (158, 514206), (159, 510972), (196, 414513), (198, 410326), (212, 383229), (231, 351708), (237, 342804), (252, 322399), (294, 276342), (308, 263781), (316, 257103), (318, 255486), (371, 218988), (396, 205163), (441, 184228), (462, 175854), (474, 171402), (477, 170324), (539, 150732), (553, 146916), (583, 139356), (588, 138171), (636, 127743), (693, 117236), (711, 114268), (742, 109494), (869, 93492), (882, 92114), (924, 87927), (948, 85701), (954, 85162), (1078, 75366), (1106, 73458), (1113, 72996), (1166, 69678), (1386, 58618), (1422, 57134), (1484, 54747), (1617, 50244), (1659, 48972), (1738, 46746), (1749, 46452), (1764, 46057), (1908, 42581), (2156, 37683), (2212, 36729), (2226, 36498), (2332, 34839), (2597, 31284), (2607, 31164), (2772, 29309), (2844, 28567), (3234, 25122), (3318, 24486), (3339, 24332), (3476, 23373), (3498, 23226), (3871, 20988), (4081, 19908), (4187, 19404), (4452, 18249), (4851, 16748), (4977, 16324), (5194, 15642), (5214, 15582), (5247, 15484), (6083, 13356), (6468, 12561), (6636, 12243), (6678, 12166), (6996, 11613), (7742, 10494), (7791, 10428), (7821, 10388), (8162, 9954), (8374, 9702)]