181295240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 308592760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 83, 116, 140, 145, 166, 203, 232, 269, 280, 290, 332, 406, 415, 538, 580, 581, 664, 812, 830, 1015, 1076, 1160, 1162, 1345, 1624, 1660, 1883, 2030, 2152, 2324, 2407, 2690, 2905, 3320, 3766, 4060, 4648, 4814, 5380, 5810, 7532, 7801, 8120, 9415, 9628, 10760, 11620, 12035, 15064, 15602, 16849, 18830, 19256, 22327, 23240, 24070, 31204, 33698, 37660, 39005, 44654, 48140, 54607, 62408, 67396, 75320, 78010, 84245, 89308, 96280, 109214, 111635, 134792, 156020, 156289, 168490, 178616, 218428, 223270, 273035, 312040, 312578, 336980, 436856, 446540, 546070, 625156, 647483, 673960, 781445, 893080, 1092140, 1250312, 1294966, 1562890, 2184280, 2589932, 3125780, 3237415, 4532381, 5179864, 6251560, 6474830, 9064762, 12949660, 18129524, 22661905, 25899320, 36259048, 45323810, 90647620, 181295240]

約数ペア:

[(1, 181295240), (2, 90647620), (4, 45323810), (5, 36259048), (7, 25899320), (8, 22661905), (10, 18129524), (14, 12949660), (20, 9064762), (28, 6474830), (29, 6251560), (35, 5179864), (40, 4532381), (56, 3237415), (58, 3125780), (70, 2589932), (83, 2184280), (116, 1562890), (140, 1294966), (145, 1250312), (166, 1092140), (203, 893080), (232, 781445), (269, 673960), (280, 647483), (290, 625156), (332, 546070), (406, 446540), (415, 436856), (538, 336980), (580, 312578), (581, 312040), (664, 273035), (812, 223270), (830, 218428), (1015, 178616), (1076, 168490), (1160, 156289), (1162, 156020), (1345, 134792), (1624, 111635), (1660, 109214), (1883, 96280), (2030, 89308), (2152, 84245), (2324, 78010), (2407, 75320), (2690, 67396), (2905, 62408), (3320, 54607), (3766, 48140), (4060, 44654), (4648, 39005), (4814, 37660), (5380, 33698), (5810, 31204), (7532, 24070), (7801, 23240), (8120, 22327), (9415, 19256), (9628, 18830), (10760, 16849), (11620, 15602), (12035, 15064)]