31063760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 94493952

約数和(自身を除く): 63430192

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 251, 260, 272, 280, 340, 364, 442, 455, 476, 502, 520, 560, 595, 680, 728, 884, 910, 952, 1004, 1040, 1105, 1190, 1255, 1360, 1456, 1547, 1757, 1768, 1820, 1904, 2008, 2210, 2380, 2510, 3094, 3263, 3514, 3536, 3640, 4016, 4267, 4420, 4760, 5020, 6188, 6526, 7028, 7280, 7735, 8534, 8785, 8840, 9520, 10040, 12376, 13052, 14056, 15470, 16315, 17068, 17570, 17680, 20080, 21335, 22841, 24752, 26104, 28112, 29869, 30940, 32630, 34136, 35140, 42670, 45682, 52208, 55471, 59738, 61880, 65260, 68272, 70280, 85340, 91364, 110942, 114205, 119476, 123760, 130520, 140560, 149345, 170680, 182728, 221884, 228410, 238952, 261040, 277355, 298690, 341360, 365456, 388297, 443768, 456820, 477904, 554710, 597380, 776594, 887536, 913640, 1109420, 1194760, 1553188, 1827280, 1941485, 2218840, 2389520, 3106376, 3882970, 4437680, 6212752, 7765940, 15531880, 31063760]

約数ペア:

[(1, 31063760), (2, 15531880), (4, 7765940), (5, 6212752), (7, 4437680), (8, 3882970), (10, 3106376), (13, 2389520), (14, 2218840), (16, 1941485), (17, 1827280), (20, 1553188), (26, 1194760), (28, 1109420), (34, 913640), (35, 887536), (40, 776594), (52, 597380), (56, 554710), (65, 477904), (68, 456820), (70, 443768), (80, 388297), (85, 365456), (91, 341360), (104, 298690), (112, 277355), (119, 261040), (130, 238952), (136, 228410), (140, 221884), (170, 182728), (182, 170680), (208, 149345), (221, 140560), (238, 130520), (251, 123760), (260, 119476), (272, 114205), (280, 110942), (340, 91364), (364, 85340), (442, 70280), (455, 68272), (476, 65260), (502, 61880), (520, 59738), (560, 55471), (595, 52208), (680, 45682), (728, 42670), (884, 35140), (910, 34136), (952, 32630), (1004, 30940), (1040, 29869), (1105, 28112), (1190, 26104), (1255, 24752), (1360, 22841), (1456, 21335), (1547, 20080), (1757, 17680), (1768, 17570), (1820, 17068), (1904, 16315), (2008, 15470), (2210, 14056), (2380, 13052), (2510, 12376), (3094, 10040), (3263, 9520), (3514, 8840), (3536, 8785), (3640, 8534), (4016, 7735), (4267, 7280), (4420, 7028), (4760, 6526), (5020, 6188)]