340860660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:726

約数の個数: 144

約数和(自身を含む): 1116944640

約数和(自身を除く): 776083980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 269, 294, 420, 431, 490, 538, 588, 735, 807, 862, 980, 1076, 1293, 1345, 1470, 1614, 1724, 1883, 2155, 2586, 2690, 2940, 3017, 3228, 3766, 4035, 4310, 5172, 5380, 5649, 6034, 6465, 7532, 8070, 8620, 9051, 9415, 11298, 12068, 12930, 13181, 15085, 16140, 18102, 18830, 21119, 22596, 25860, 26362, 28245, 30170, 36204, 37660, 39543, 42238, 45255, 52724, 56490, 60340, 63357, 65905, 79086, 84476, 90510, 105595, 112980, 115939, 126714, 131810, 158172, 181020, 197715, 211190, 231878, 253428, 263620, 316785, 347817, 395430, 422380, 463756, 579695, 633570, 695634, 790860, 811573, 1159390, 1267140, 1391268, 1623146, 1739085, 2318780, 2434719, 3246292, 3478170, 4057865, 4869438, 5681011, 6956340, 8115730, 9738876, 11362022, 12173595, 16231460, 17043033, 22724044, 24347190, 28405055, 34086066, 48694380, 56810110, 68172132, 85215165, 113620220, 170430330, 340860660]

約数ペア:

[(1, 340860660), (2, 170430330), (3, 113620220), (4, 85215165), (5, 68172132), (6, 56810110), (7, 48694380), (10, 34086066), (12, 28405055), (14, 24347190), (15, 22724044), (20, 17043033), (21, 16231460), (28, 12173595), (30, 11362022), (35, 9738876), (42, 8115730), (49, 6956340), (60, 5681011), (70, 4869438), (84, 4057865), (98, 3478170), (105, 3246292), (140, 2434719), (147, 2318780), (196, 1739085), (210, 1623146), (245, 1391268), (269, 1267140), (294, 1159390), (420, 811573), (431, 790860), (490, 695634), (538, 633570), (588, 579695), (735, 463756), (807, 422380), (862, 395430), (980, 347817), (1076, 316785), (1293, 263620), (1345, 253428), (1470, 231878), (1614, 211190), (1724, 197715), (1883, 181020), (2155, 158172), (2586, 131810), (2690, 126714), (2940, 115939), (3017, 112980), (3228, 105595), (3766, 90510), (4035, 84476), (4310, 79086), (5172, 65905), (5380, 63357), (5649, 60340), (6034, 56490), (6465, 52724), (7532, 45255), (8070, 42238), (8620, 39543), (9051, 37660), (9415, 36204), (11298, 30170), (12068, 28245), (12930, 26362), (13181, 25860), (15085, 22596), (16140, 21119), (18102, 18830)]