169470420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1062

約数の個数: 144

約数和(自身を含む): 561919680

約数和(自身を除く): 392449260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 59, 60, 70, 84, 98, 105, 118, 140, 147, 177, 196, 210, 236, 245, 294, 295, 354, 413, 420, 490, 588, 590, 708, 735, 826, 885, 977, 980, 1180, 1239, 1470, 1652, 1770, 1954, 2065, 2478, 2891, 2931, 2940, 3540, 3908, 4130, 4885, 4956, 5782, 5862, 6195, 6839, 8260, 8673, 9770, 11564, 11724, 12390, 13678, 14455, 14655, 17346, 19540, 20517, 24780, 27356, 28910, 29310, 34195, 34692, 41034, 43365, 47873, 57643, 57820, 58620, 68390, 82068, 86730, 95746, 102585, 115286, 136780, 143619, 172929, 173460, 191492, 205170, 230572, 239365, 287238, 288215, 345858, 403501, 410340, 478730, 574476, 576430, 691716, 718095, 807002, 864645, 957460, 1152860, 1210503, 1436190, 1614004, 1729290, 2017505, 2421006, 2824507, 2872380, 3458580, 4035010, 4842012, 5649014, 6052515, 8070020, 8473521, 11298028, 12105030, 14122535, 16947042, 24210060, 28245070, 33894084, 42367605, 56490140, 84735210, 169470420]

約数ペア:

[(1, 169470420), (2, 84735210), (3, 56490140), (4, 42367605), (5, 33894084), (6, 28245070), (7, 24210060), (10, 16947042), (12, 14122535), (14, 12105030), (15, 11298028), (20, 8473521), (21, 8070020), (28, 6052515), (30, 5649014), (35, 4842012), (42, 4035010), (49, 3458580), (59, 2872380), (60, 2824507), (70, 2421006), (84, 2017505), (98, 1729290), (105, 1614004), (118, 1436190), (140, 1210503), (147, 1152860), (177, 957460), (196, 864645), (210, 807002), (236, 718095), (245, 691716), (294, 576430), (295, 574476), (354, 478730), (413, 410340), (420, 403501), (490, 345858), (588, 288215), (590, 287238), (708, 239365), (735, 230572), (826, 205170), (885, 191492), (977, 173460), (980, 172929), (1180, 143619), (1239, 136780), (1470, 115286), (1652, 102585), (1770, 95746), (1954, 86730), (2065, 82068), (2478, 68390), (2891, 58620), (2931, 57820), (2940, 57643), (3540, 47873), (3908, 43365), (4130, 41034), (4885, 34692), (4956, 34195), (5782, 29310), (5862, 28910), (6195, 27356), (6839, 24780), (8260, 20517), (8673, 19540), (9770, 17346), (11564, 14655), (11724, 14455), (12390, 13678)]