661406328

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 216

約数和(自身を含む): 2060276400

約数和(自身を除く): 1398870072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 79, 88, 93, 99, 121, 124, 132, 158, 186, 198, 237, 242, 248, 264, 279, 316, 341, 363, 372, 396, 474, 484, 558, 632, 682, 711, 726, 744, 792, 869, 948, 961, 968, 1023, 1089, 1116, 1364, 1422, 1452, 1738, 1896, 1922, 2046, 2178, 2232, 2449, 2607, 2728, 2844, 2883, 2904, 3069, 3476, 3751, 3844, 4092, 4356, 4898, 5214, 5688, 5766, 6138, 6952, 7347, 7502, 7688, 7821, 8184, 8649, 8712, 9559, 9796, 10428, 10571, 11253, 11532, 12276, 14694, 15004, 15642, 17298, 19118, 19592, 20856, 21142, 22041, 22506, 23064, 24552, 26939, 28677, 29388, 30008, 31284, 31713, 33759, 34596, 38236, 42284, 44082, 45012, 53878, 57354, 58776, 62568, 63426, 67518, 69192, 75919, 76472, 80817, 84568, 86031, 88164, 90024, 95139, 107756, 114708, 116281, 126852, 135036, 151838, 161634, 172062, 176328, 190278, 215512, 227757, 229416, 232562, 242451, 253704, 270072, 296329, 303676, 323268, 344124, 348843, 380556, 455514, 465124, 484902, 592658, 607352, 646536, 683271, 688248, 697686, 761112, 835109, 888987, 911028, 930248, 969804, 1046529, 1185316, 1366542, 1395372, 1670218, 1777974, 1822056, 1939608, 2093058, 2370632, 2505327, 2666961, 2733084, 2790744, 3340436, 3555948, 4186116, 5010654, 5333922, 5466168, 6680872, 7111896, 7515981, 8372232, 9186199, 10021308, 10667844, 15031962, 18372398, 20042616, 21335688, 27558597, 30063924, 36744796, 55117194, 60127848, 73489592, 82675791, 110234388, 165351582, 220468776, 330703164, 661406328]

約数ペア:

[(1, 661406328), (2, 330703164), (3, 220468776), (4, 165351582), (6, 110234388), (8, 82675791), (9, 73489592), (11, 60127848), (12, 55117194), (18, 36744796), (22, 30063924), (24, 27558597), (31, 21335688), (33, 20042616), (36, 18372398), (44, 15031962), (62, 10667844), (66, 10021308), (72, 9186199), (79, 8372232), (88, 7515981), (93, 7111896), (99, 6680872), (121, 5466168), (124, 5333922), (132, 5010654), (158, 4186116), (186, 3555948), (198, 3340436), (237, 2790744), (242, 2733084), (248, 2666961), (264, 2505327), (279, 2370632), (316, 2093058), (341, 1939608), (363, 1822056), (372, 1777974), (396, 1670218), (474, 1395372), (484, 1366542), (558, 1185316), (632, 1046529), (682, 969804), (711, 930248), (726, 911028), (744, 888987), (792, 835109), (869, 761112), (948, 697686), (961, 688248), (968, 683271), (1023, 646536), (1089, 607352), (1116, 592658), (1364, 484902), (1422, 465124), (1452, 455514), (1738, 380556), (1896, 348843), (1922, 344124), (2046, 323268), (2178, 303676), (2232, 296329), (2449, 270072), (2607, 253704), (2728, 242451), (2844, 232562), (2883, 229416), (2904, 227757), (3069, 215512), (3476, 190278), (3751, 176328), (3844, 172062), (4092, 161634), (4356, 151838), (4898, 135036), (5214, 126852), (5688, 116281), (5766, 114708), (6138, 107756), (6952, 95139), (7347, 90024), (7502, 88164), (7688, 86031), (7821, 84568), (8184, 80817), (8649, 76472), (8712, 75919), (9559, 69192), (9796, 67518), (10428, 63426), (10571, 62568), (11253, 58776), (11532, 57354), (12276, 53878), (14694, 45012), (15004, 44082), (15642, 42284), (17298, 38236), (19118, 34596), (19592, 33759), (20856, 31713), (21142, 31284), (22041, 30008), (22506, 29388), (23064, 28677), (24552, 26939)]