203801780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1$

素因数の和:994

約数の個数: 144

約数和(自身を含む): 568297296

約数和(自身を除く): 364495516

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 85, 91, 98, 119, 130, 140, 170, 182, 196, 221, 238, 245, 260, 340, 364, 442, 455, 476, 490, 595, 637, 833, 884, 910, 941, 980, 1105, 1190, 1274, 1547, 1666, 1820, 1882, 2210, 2380, 2548, 3094, 3185, 3332, 3764, 4165, 4420, 4705, 6188, 6370, 6587, 7735, 8330, 9410, 10829, 12233, 12740, 13174, 15470, 15997, 16660, 18820, 21658, 24466, 26348, 30940, 31994, 32935, 43316, 46109, 48932, 54145, 61165, 63988, 65870, 79985, 85631, 92218, 108290, 111979, 122330, 131740, 159970, 171262, 184436, 207961, 216580, 223958, 230545, 244660, 319940, 342524, 415922, 428155, 447916, 461090, 559895, 599417, 783853, 831844, 856310, 922180, 1039805, 1119790, 1198834, 1455727, 1567706, 1712620, 2079610, 2239580, 2397668, 2911454, 2997085, 3135412, 3919265, 4159220, 5822908, 5994170, 7278635, 7838530, 10190089, 11988340, 14557270, 15677060, 20380178, 29114540, 40760356, 50950445, 101900890, 203801780]

約数ペア:

[(1, 203801780), (2, 101900890), (4, 50950445), (5, 40760356), (7, 29114540), (10, 20380178), (13, 15677060), (14, 14557270), (17, 11988340), (20, 10190089), (26, 7838530), (28, 7278635), (34, 5994170), (35, 5822908), (49, 4159220), (52, 3919265), (65, 3135412), (68, 2997085), (70, 2911454), (85, 2397668), (91, 2239580), (98, 2079610), (119, 1712620), (130, 1567706), (140, 1455727), (170, 1198834), (182, 1119790), (196, 1039805), (221, 922180), (238, 856310), (245, 831844), (260, 783853), (340, 599417), (364, 559895), (442, 461090), (455, 447916), (476, 428155), (490, 415922), (595, 342524), (637, 319940), (833, 244660), (884, 230545), (910, 223958), (941, 216580), (980, 207961), (1105, 184436), (1190, 171262), (1274, 159970), (1547, 131740), (1666, 122330), (1820, 111979), (1882, 108290), (2210, 92218), (2380, 85631), (2548, 79985), (3094, 65870), (3185, 63988), (3332, 61165), (3764, 54145), (4165, 48932), (4420, 46109), (4705, 43316), (6188, 32935), (6370, 31994), (6587, 30940), (7735, 26348), (8330, 24466), (9410, 21658), (10829, 18820), (12233, 16660), (12740, 15997), (13174, 15470)]