179982972

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:234

約数の個数: 180

約数和(自身を含む): 539403480

約数和(自身を除く): 359420508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 169, 171, 173, 228, 234, 247, 324, 338, 342, 346, 351, 468, 494, 507, 513, 519, 676, 684, 692, 702, 741, 988, 1014, 1026, 1038, 1053, 1404, 1482, 1521, 1539, 1557, 2028, 2052, 2076, 2106, 2223, 2249, 2964, 3042, 3078, 3114, 3211, 3287, 4212, 4446, 4498, 4563, 4671, 6084, 6156, 6228, 6422, 6574, 6669, 6747, 8892, 8996, 9126, 9342, 9633, 9861, 12844, 13148, 13338, 13494, 13689, 14013, 18252, 18684, 19266, 19722, 20007, 20241, 26676, 26988, 27378, 28026, 28899, 29237, 29583, 38532, 39444, 40014, 40482, 42731, 54756, 56052, 57798, 58474, 59166, 60723, 80028, 80964, 85462, 86697, 87711, 88749, 115596, 116948, 118332, 121446, 128193, 170924, 173394, 175422, 177498, 182169, 242892, 256386, 260091, 263133, 266247, 346788, 350844, 354996, 364338, 384579, 512772, 520182, 526266, 532494, 555503, 728676, 769158, 789399, 1040364, 1052532, 1064988, 1111006, 1153737, 1538316, 1578798, 1666509, 2222012, 2307474, 2368197, 3157596, 3333018, 3461211, 4614948, 4736394, 4999527, 6666036, 6922422, 9472788, 9999054, 13844844, 14998581, 19998108, 29997162, 44995743, 59994324, 89991486, 179982972]

約数ペア:

[(1, 179982972), (2, 89991486), (3, 59994324), (4, 44995743), (6, 29997162), (9, 19998108), (12, 14998581), (13, 13844844), (18, 9999054), (19, 9472788), (26, 6922422), (27, 6666036), (36, 4999527), (38, 4736394), (39, 4614948), (52, 3461211), (54, 3333018), (57, 3157596), (76, 2368197), (78, 2307474), (81, 2222012), (108, 1666509), (114, 1578798), (117, 1538316), (156, 1153737), (162, 1111006), (169, 1064988), (171, 1052532), (173, 1040364), (228, 789399), (234, 769158), (247, 728676), (324, 555503), (338, 532494), (342, 526266), (346, 520182), (351, 512772), (468, 384579), (494, 364338), (507, 354996), (513, 350844), (519, 346788), (676, 266247), (684, 263133), (692, 260091), (702, 256386), (741, 242892), (988, 182169), (1014, 177498), (1026, 175422), (1038, 173394), (1053, 170924), (1404, 128193), (1482, 121446), (1521, 118332), (1539, 116948), (1557, 115596), (2028, 88749), (2052, 87711), (2076, 86697), (2106, 85462), (2223, 80964), (2249, 80028), (2964, 60723), (3042, 59166), (3078, 58474), (3114, 57798), (3211, 56052), (3287, 54756), (4212, 42731), (4446, 40482), (4498, 40014), (4563, 39444), (4671, 38532), (6084, 29583), (6156, 29237), (6228, 28899), (6422, 28026), (6574, 27378), (6669, 26988), (6747, 26676), (8892, 20241), (8996, 20007), (9126, 19722), (9342, 19266), (9633, 18684), (9861, 18252), (12844, 14013), (13148, 13689), (13338, 13494)]