78235360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:633

約数の個数: 144

約数和(自身を含む): 228042864

約数和(自身を除く): 149807504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 392, 476, 490, 544, 560, 587, 595, 680, 784, 833, 952, 980, 1120, 1174, 1190, 1360, 1568, 1666, 1904, 1960, 2348, 2380, 2720, 2935, 3332, 3808, 3920, 4109, 4165, 4696, 4760, 5870, 6664, 7840, 8218, 8330, 9392, 9520, 9979, 11740, 13328, 16436, 16660, 18784, 19040, 19958, 20545, 23480, 26656, 28763, 32872, 33320, 39916, 41090, 46960, 49895, 57526, 65744, 66640, 69853, 79832, 82180, 93920, 99790, 115052, 131488, 133280, 139706, 143815, 159664, 164360, 199580, 230104, 279412, 287630, 319328, 328720, 349265, 399160, 460208, 488971, 558824, 575260, 657440, 698530, 798320, 920416, 977942, 1117648, 1150520, 1397060, 1596640, 1955884, 2235296, 2301040, 2444855, 2794120, 3911768, 4602080, 4889710, 5588240, 7823536, 9779420, 11176480, 15647072, 19558840, 39117680, 78235360]

約数ペア:

[(1, 78235360), (2, 39117680), (4, 19558840), (5, 15647072), (7, 11176480), (8, 9779420), (10, 7823536), (14, 5588240), (16, 4889710), (17, 4602080), (20, 3911768), (28, 2794120), (32, 2444855), (34, 2301040), (35, 2235296), (40, 1955884), (49, 1596640), (56, 1397060), (68, 1150520), (70, 1117648), (80, 977942), (85, 920416), (98, 798320), (112, 698530), (119, 657440), (136, 575260), (140, 558824), (160, 488971), (170, 460208), (196, 399160), (224, 349265), (238, 328720), (245, 319328), (272, 287630), (280, 279412), (340, 230104), (392, 199580), (476, 164360), (490, 159664), (544, 143815), (560, 139706), (587, 133280), (595, 131488), (680, 115052), (784, 99790), (833, 93920), (952, 82180), (980, 79832), (1120, 69853), (1174, 66640), (1190, 65744), (1360, 57526), (1568, 49895), (1666, 46960), (1904, 41090), (1960, 39916), (2348, 33320), (2380, 32872), (2720, 28763), (2935, 26656), (3332, 23480), (3808, 20545), (3920, 19958), (4109, 19040), (4165, 18784), (4696, 16660), (4760, 16436), (5870, 13328), (6664, 11740), (7840, 9979), (8218, 9520), (8330, 9392)]