428423580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6781}}^1$

素因数の和:6818

約数の個数: 144

約数和(自身を含む): 1451565024

約数和(自身を除く): 1023141444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 780, 810, 972, 1053, 1170, 1215, 1404, 1620, 1755, 2106, 2340, 2430, 3159, 3510, 4212, 4860, 5265, 6318, 6781, 7020, 10530, 12636, 13562, 15795, 20343, 21060, 27124, 31590, 33905, 40686, 61029, 63180, 67810, 81372, 88153, 101715, 122058, 135620, 176306, 183087, 203430, 244116, 264459, 305145, 352612, 366174, 406860, 440765, 528918, 549261, 610290, 732348, 793377, 881530, 915435, 1057836, 1098522, 1220580, 1322295, 1586754, 1647783, 1763060, 1830870, 2197044, 2380131, 2644590, 2746305, 3173508, 3295566, 3661740, 3966885, 4760262, 5289180, 5492610, 6591132, 7140393, 7933770, 8238915, 9520524, 10985220, 11900655, 14280786, 15867540, 16477830, 21421179, 23801310, 28561572, 32955660, 35701965, 42842358, 47602620, 71403930, 85684716, 107105895, 142807860, 214211790, 428423580]

約数ペア:

[(1, 428423580), (2, 214211790), (3, 142807860), (4, 107105895), (5, 85684716), (6, 71403930), (9, 47602620), (10, 42842358), (12, 35701965), (13, 32955660), (15, 28561572), (18, 23801310), (20, 21421179), (26, 16477830), (27, 15867540), (30, 14280786), (36, 11900655), (39, 10985220), (45, 9520524), (52, 8238915), (54, 7933770), (60, 7140393), (65, 6591132), (78, 5492610), (81, 5289180), (90, 4760262), (108, 3966885), (117, 3661740), (130, 3295566), (135, 3173508), (156, 2746305), (162, 2644590), (180, 2380131), (195, 2197044), (234, 1830870), (243, 1763060), (260, 1647783), (270, 1586754), (324, 1322295), (351, 1220580), (390, 1098522), (405, 1057836), (468, 915435), (486, 881530), (540, 793377), (585, 732348), (702, 610290), (780, 549261), (810, 528918), (972, 440765), (1053, 406860), (1170, 366174), (1215, 352612), (1404, 305145), (1620, 264459), (1755, 244116), (2106, 203430), (2340, 183087), (2430, 176306), (3159, 135620), (3510, 122058), (4212, 101715), (4860, 88153), (5265, 81372), (6318, 67810), (6781, 63180), (7020, 61029), (10530, 40686), (12636, 33905), (13562, 31590), (15795, 27124), (20343, 21060)]