28296320

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 77112000

約数和(自身を除く): 48815680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 179, 190, 208, 247, 260, 304, 320, 358, 380, 416, 494, 520, 608, 640, 716, 760, 832, 895, 988, 1040, 1216, 1235, 1432, 1520, 1664, 1790, 1976, 2080, 2327, 2432, 2470, 2864, 3040, 3401, 3580, 3952, 4160, 4654, 4940, 5728, 6080, 6802, 7160, 7904, 8320, 9308, 9880, 11456, 11635, 12160, 13604, 14320, 15808, 17005, 18616, 19760, 22912, 23270, 27208, 28640, 31616, 34010, 37232, 39520, 44213, 46540, 54416, 57280, 68020, 74464, 79040, 88426, 93080, 108832, 114560, 136040, 148928, 158080, 176852, 186160, 217664, 221065, 272080, 297856, 353704, 372320, 435328, 442130, 544160, 707408, 744640, 884260, 1088320, 1414816, 1489280, 1768520, 2176640, 2829632, 3537040, 5659264, 7074080, 14148160, 28296320]

約数ペア:

[(1, 28296320), (2, 14148160), (4, 7074080), (5, 5659264), (8, 3537040), (10, 2829632), (13, 2176640), (16, 1768520), (19, 1489280), (20, 1414816), (26, 1088320), (32, 884260), (38, 744640), (40, 707408), (52, 544160), (64, 442130), (65, 435328), (76, 372320), (80, 353704), (95, 297856), (104, 272080), (128, 221065), (130, 217664), (152, 186160), (160, 176852), (179, 158080), (190, 148928), (208, 136040), (247, 114560), (260, 108832), (304, 93080), (320, 88426), (358, 79040), (380, 74464), (416, 68020), (494, 57280), (520, 54416), (608, 46540), (640, 44213), (716, 39520), (760, 37232), (832, 34010), (895, 31616), (988, 28640), (1040, 27208), (1216, 23270), (1235, 22912), (1432, 19760), (1520, 18616), (1664, 17005), (1790, 15808), (1976, 14320), (2080, 13604), (2327, 12160), (2432, 11635), (2470, 11456), (2864, 9880), (3040, 9308), (3401, 8320), (3580, 7904), (3952, 7160), (4160, 6802), (4654, 6080), (4940, 5728)]