61761420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{16339}}^1$

素因数の和:16364

約数の個数: 96

約数和(自身を含む): 219609600

約数和(自身を除く): 157848180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 16339, 32678, 49017, 65356, 81695, 98034, 114373, 147051, 163390, 196068, 228746, 245085, 294102, 326780, 343119, 441153, 457492, 490170, 571865, 588204, 686238, 735255, 882306, 980340, 1029357, 1143730, 1372476, 1470510, 1715595, 1764612, 2058714, 2205765, 2287460, 2941020, 3088071, 3431190, 4117428, 4411530, 5146785, 6176142, 6862380, 8823060, 10293570, 12352284, 15440355, 20587140, 30880710, 61761420]

約数ペア:

[(1, 61761420), (2, 30880710), (3, 20587140), (4, 15440355), (5, 12352284), (6, 10293570), (7, 8823060), (9, 6862380), (10, 6176142), (12, 5146785), (14, 4411530), (15, 4117428), (18, 3431190), (20, 3088071), (21, 2941020), (27, 2287460), (28, 2205765), (30, 2058714), (35, 1764612), (36, 1715595), (42, 1470510), (45, 1372476), (54, 1143730), (60, 1029357), (63, 980340), (70, 882306), (84, 735255), (90, 686238), (105, 588204), (108, 571865), (126, 490170), (135, 457492), (140, 441153), (180, 343119), (189, 326780), (210, 294102), (252, 245085), (270, 228746), (315, 196068), (378, 163390), (420, 147051), (540, 114373), (630, 98034), (756, 81695), (945, 65356), (1260, 49017), (1890, 32678), (3780, 16339)]