42509460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:806

約数の個数: 144

約数和(自身を含む): 145938240

約数和(自身を除く): 103428780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 761, 798, 931, 980, 1140, 1330, 1470, 1522, 1596, 1862, 1995, 2283, 2660, 2793, 2940, 3044, 3724, 3805, 3990, 4566, 4655, 5327, 5586, 7610, 7980, 9132, 9310, 10654, 11172, 11415, 13965, 14459, 15220, 15981, 18620, 21308, 22830, 26635, 27930, 28918, 31962, 37289, 43377, 45660, 53270, 55860, 57836, 63924, 72295, 74578, 79905, 86754, 101213, 106540, 111867, 144590, 149156, 159810, 173508, 186445, 202426, 216885, 223734, 289180, 303639, 319620, 372890, 404852, 433770, 447468, 506065, 559335, 607278, 708491, 745780, 867540, 1012130, 1118670, 1214556, 1416982, 1518195, 2024260, 2125473, 2237340, 2833964, 3036390, 3542455, 4250946, 6072780, 7084910, 8501892, 10627365, 14169820, 21254730, 42509460]

約数ペア:

[(1, 42509460), (2, 21254730), (3, 14169820), (4, 10627365), (5, 8501892), (6, 7084910), (7, 6072780), (10, 4250946), (12, 3542455), (14, 3036390), (15, 2833964), (19, 2237340), (20, 2125473), (21, 2024260), (28, 1518195), (30, 1416982), (35, 1214556), (38, 1118670), (42, 1012130), (49, 867540), (57, 745780), (60, 708491), (70, 607278), (76, 559335), (84, 506065), (95, 447468), (98, 433770), (105, 404852), (114, 372890), (133, 319620), (140, 303639), (147, 289180), (190, 223734), (196, 216885), (210, 202426), (228, 186445), (245, 173508), (266, 159810), (285, 149156), (294, 144590), (380, 111867), (399, 106540), (420, 101213), (490, 86754), (532, 79905), (570, 74578), (588, 72295), (665, 63924), (735, 57836), (761, 55860), (798, 53270), (931, 45660), (980, 43377), (1140, 37289), (1330, 31962), (1470, 28918), (1522, 27930), (1596, 26635), (1862, 22830), (1995, 21308), (2283, 18620), (2660, 15981), (2793, 15220), (2940, 14459), (3044, 13965), (3724, 11415), (3805, 11172), (3990, 10654), (4566, 9310), (4655, 9132), (5327, 7980), (5586, 7610)]