221907870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 616694400

約数和(自身を除く): 394786530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 97, 111, 135, 185, 194, 222, 229, 270, 291, 333, 370, 458, 485, 555, 582, 666, 687, 873, 970, 999, 1110, 1145, 1374, 1455, 1665, 1746, 1998, 2061, 2290, 2619, 2910, 3330, 3435, 3589, 4122, 4365, 4995, 5238, 6183, 6870, 7178, 8473, 8730, 9990, 10305, 10767, 12366, 13095, 16946, 17945, 20610, 21534, 22213, 25419, 26190, 30915, 32301, 35890, 42365, 44426, 50838, 53835, 61830, 64602, 66639, 76257, 84730, 96903, 107670, 111065, 127095, 133278, 152514, 161505, 193806, 199917, 222130, 228771, 254190, 323010, 333195, 381285, 399834, 457542, 484515, 599751, 666390, 762570, 821881, 969030, 999585, 1143855, 1199502, 1643762, 1999170, 2287710, 2465643, 2998755, 4109405, 4931286, 5997510, 7396929, 8218810, 12328215, 14793858, 22190787, 24656430, 36984645, 44381574, 73969290, 110953935, 221907870]

約数ペア:

[(1, 221907870), (2, 110953935), (3, 73969290), (5, 44381574), (6, 36984645), (9, 24656430), (10, 22190787), (15, 14793858), (18, 12328215), (27, 8218810), (30, 7396929), (37, 5997510), (45, 4931286), (54, 4109405), (74, 2998755), (90, 2465643), (97, 2287710), (111, 1999170), (135, 1643762), (185, 1199502), (194, 1143855), (222, 999585), (229, 969030), (270, 821881), (291, 762570), (333, 666390), (370, 599751), (458, 484515), (485, 457542), (555, 399834), (582, 381285), (666, 333195), (687, 323010), (873, 254190), (970, 228771), (999, 222130), (1110, 199917), (1145, 193806), (1374, 161505), (1455, 152514), (1665, 133278), (1746, 127095), (1998, 111065), (2061, 107670), (2290, 96903), (2619, 84730), (2910, 76257), (3330, 66639), (3435, 64602), (3589, 61830), (4122, 53835), (4365, 50838), (4995, 44426), (5238, 42365), (6183, 35890), (6870, 32301), (7178, 30915), (8473, 26190), (8730, 25419), (9990, 22213), (10305, 21534), (10767, 20610), (12366, 17945), (13095, 16946)]