13442940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 47803392

約数和(自身を除く): 34360452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 227, 235, 252, 282, 315, 329, 420, 423, 454, 470, 564, 630, 658, 681, 705, 846, 908, 940, 987, 1135, 1260, 1316, 1362, 1410, 1589, 1645, 1692, 1974, 2043, 2115, 2270, 2724, 2820, 2961, 3178, 3290, 3405, 3948, 4086, 4230, 4540, 4767, 4935, 5922, 6356, 6580, 6810, 7945, 8172, 8460, 9534, 9870, 10215, 10669, 11844, 13620, 14301, 14805, 15890, 19068, 19740, 20430, 21338, 23835, 28602, 29610, 31780, 32007, 40860, 42676, 47670, 53345, 57204, 59220, 64014, 71505, 74683, 95340, 96021, 106690, 128028, 143010, 149366, 160035, 192042, 213380, 224049, 286020, 298732, 320070, 373415, 384084, 448098, 480105, 640140, 672147, 746830, 896196, 960210, 1120245, 1344294, 1493660, 1920420, 2240490, 2688588, 3360735, 4480980, 6721470, 13442940]

約数ペア:

[(1, 13442940), (2, 6721470), (3, 4480980), (4, 3360735), (5, 2688588), (6, 2240490), (7, 1920420), (9, 1493660), (10, 1344294), (12, 1120245), (14, 960210), (15, 896196), (18, 746830), (20, 672147), (21, 640140), (28, 480105), (30, 448098), (35, 384084), (36, 373415), (42, 320070), (45, 298732), (47, 286020), (60, 224049), (63, 213380), (70, 192042), (84, 160035), (90, 149366), (94, 143010), (105, 128028), (126, 106690), (140, 96021), (141, 95340), (180, 74683), (188, 71505), (210, 64014), (227, 59220), (235, 57204), (252, 53345), (282, 47670), (315, 42676), (329, 40860), (420, 32007), (423, 31780), (454, 29610), (470, 28602), (564, 23835), (630, 21338), (658, 20430), (681, 19740), (705, 19068), (846, 15890), (908, 14805), (940, 14301), (987, 13620), (1135, 11844), (1260, 10669), (1316, 10215), (1362, 9870), (1410, 9534), (1589, 8460), (1645, 8172), (1692, 7945), (1974, 6810), (2043, 6580), (2115, 6356), (2270, 5922), (2724, 4935), (2820, 4767), (2961, 4540), (3178, 4230), (3290, 4086), (3405, 3948)]