199367880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 614839680

約数和(自身を除く): 415471800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 137, 181, 201, 268, 274, 335, 362, 402, 411, 536, 543, 548, 670, 685, 724, 804, 822, 905, 1005, 1086, 1096, 1340, 1370, 1448, 1608, 1644, 1810, 2010, 2055, 2172, 2680, 2715, 2740, 3288, 3620, 4020, 4110, 4344, 5430, 5480, 7240, 8040, 8220, 9179, 10860, 12127, 16440, 18358, 21720, 24254, 24797, 27537, 36381, 36716, 45895, 48508, 49594, 55074, 60635, 72762, 73432, 74391, 91790, 97016, 99188, 110148, 121270, 123985, 137685, 145524, 148782, 181905, 183580, 198376, 220296, 242540, 247970, 275370, 291048, 297564, 363810, 367160, 371955, 485080, 495940, 550740, 595128, 727620, 743910, 991880, 1101480, 1455240, 1487820, 1661399, 2975640, 3322798, 4984197, 6645596, 8306995, 9968394, 13291192, 16613990, 19936788, 24920985, 33227980, 39873576, 49841970, 66455960, 99683940, 199367880]

約数ペア:

[(1, 199367880), (2, 99683940), (3, 66455960), (4, 49841970), (5, 39873576), (6, 33227980), (8, 24920985), (10, 19936788), (12, 16613990), (15, 13291192), (20, 9968394), (24, 8306995), (30, 6645596), (40, 4984197), (60, 3322798), (67, 2975640), (120, 1661399), (134, 1487820), (137, 1455240), (181, 1101480), (201, 991880), (268, 743910), (274, 727620), (335, 595128), (362, 550740), (402, 495940), (411, 485080), (536, 371955), (543, 367160), (548, 363810), (670, 297564), (685, 291048), (724, 275370), (804, 247970), (822, 242540), (905, 220296), (1005, 198376), (1086, 183580), (1096, 181905), (1340, 148782), (1370, 145524), (1448, 137685), (1608, 123985), (1644, 121270), (1810, 110148), (2010, 99188), (2055, 97016), (2172, 91790), (2680, 74391), (2715, 73432), (2740, 72762), (3288, 60635), (3620, 55074), (4020, 49594), (4110, 48508), (4344, 45895), (5430, 36716), (5480, 36381), (7240, 27537), (8040, 24797), (8220, 24254), (9179, 21720), (10860, 18358), (12127, 16440)]