491128920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5227}}^1$

素因数の和:5279

約数の個数: 160

約数和(自身を含む): 1707987600

約数和(自身を除く): 1216858680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 81, 87, 90, 108, 116, 120, 135, 145, 162, 174, 180, 216, 232, 261, 270, 290, 324, 348, 360, 405, 435, 522, 540, 580, 648, 696, 783, 810, 870, 1044, 1080, 1160, 1305, 1566, 1620, 1740, 2088, 2349, 2610, 3132, 3240, 3480, 3915, 4698, 5220, 5227, 6264, 7830, 9396, 10440, 10454, 11745, 15660, 15681, 18792, 20908, 23490, 26135, 31320, 31362, 41816, 46980, 47043, 52270, 62724, 78405, 93960, 94086, 104540, 125448, 141129, 151583, 156810, 188172, 209080, 235215, 282258, 303166, 313620, 376344, 423387, 454749, 470430, 564516, 606332, 627240, 705645, 757915, 846774, 909498, 940860, 1129032, 1212664, 1364247, 1411290, 1515830, 1693548, 1818996, 1881720, 2116935, 2273745, 2728494, 2822580, 3031660, 3387096, 3637992, 4092741, 4233870, 4547490, 5456988, 5645160, 6063320, 6821235, 8185482, 8467740, 9094980, 10913976, 12278223, 13642470, 16370964, 16935480, 18189960, 20463705, 24556446, 27284940, 32741928, 40927410, 49112892, 54569880, 61391115, 81854820, 98225784, 122782230, 163709640, 245564460, 491128920]

約数ペア:

[(1, 491128920), (2, 245564460), (3, 163709640), (4, 122782230), (5, 98225784), (6, 81854820), (8, 61391115), (9, 54569880), (10, 49112892), (12, 40927410), (15, 32741928), (18, 27284940), (20, 24556446), (24, 20463705), (27, 18189960), (29, 16935480), (30, 16370964), (36, 13642470), (40, 12278223), (45, 10913976), (54, 9094980), (58, 8467740), (60, 8185482), (72, 6821235), (81, 6063320), (87, 5645160), (90, 5456988), (108, 4547490), (116, 4233870), (120, 4092741), (135, 3637992), (145, 3387096), (162, 3031660), (174, 2822580), (180, 2728494), (216, 2273745), (232, 2116935), (261, 1881720), (270, 1818996), (290, 1693548), (324, 1515830), (348, 1411290), (360, 1364247), (405, 1212664), (435, 1129032), (522, 940860), (540, 909498), (580, 846774), (648, 757915), (696, 705645), (783, 627240), (810, 606332), (870, 564516), (1044, 470430), (1080, 454749), (1160, 423387), (1305, 376344), (1566, 313620), (1620, 303166), (1740, 282258), (2088, 235215), (2349, 209080), (2610, 188172), (3132, 156810), (3240, 151583), (3480, 141129), (3915, 125448), (4698, 104540), (5220, 94086), (5227, 93960), (6264, 78405), (7830, 62724), (9396, 52270), (10440, 47043), (10454, 46980), (11745, 41816), (15660, 31362), (15681, 31320), (18792, 26135), (20908, 23490)]