127791664

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 339978240

約数和(自身を除く): 212186576

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 79, 88, 91, 101, 104, 112, 143, 154, 158, 176, 182, 202, 208, 286, 308, 316, 364, 404, 553, 572, 616, 632, 707, 728, 808, 869, 1001, 1027, 1106, 1111, 1144, 1232, 1264, 1313, 1414, 1456, 1616, 1738, 2002, 2054, 2212, 2222, 2288, 2626, 2828, 3476, 4004, 4108, 4424, 4444, 5252, 5656, 6083, 6952, 7189, 7777, 7979, 8008, 8216, 8848, 8888, 9191, 10504, 11297, 11312, 12166, 13904, 14378, 14443, 15554, 15958, 16016, 16432, 17776, 18382, 21008, 22594, 24332, 28756, 28886, 31108, 31916, 36764, 45188, 48664, 55853, 57512, 57772, 62216, 63832, 73528, 79079, 87769, 90376, 97328, 101101, 103727, 111706, 115024, 115544, 124432, 127664, 147056, 158158, 175538, 180752, 202202, 207454, 223412, 231088, 316316, 351076, 404404, 414908, 446824, 614383, 632632, 702152, 726089, 808808, 829816, 893648, 1140997, 1228766, 1265264, 1404304, 1452178, 1617616, 1659632, 2281994, 2457532, 2904356, 4563988, 4915064, 5808712, 7986979, 9127976, 9830128, 11617424, 15973958, 18255952, 31947916, 63895832, 127791664]

約数ペア:

[(1, 127791664), (2, 63895832), (4, 31947916), (7, 18255952), (8, 15973958), (11, 11617424), (13, 9830128), (14, 9127976), (16, 7986979), (22, 5808712), (26, 4915064), (28, 4563988), (44, 2904356), (52, 2457532), (56, 2281994), (77, 1659632), (79, 1617616), (88, 1452178), (91, 1404304), (101, 1265264), (104, 1228766), (112, 1140997), (143, 893648), (154, 829816), (158, 808808), (176, 726089), (182, 702152), (202, 632632), (208, 614383), (286, 446824), (308, 414908), (316, 404404), (364, 351076), (404, 316316), (553, 231088), (572, 223412), (616, 207454), (632, 202202), (707, 180752), (728, 175538), (808, 158158), (869, 147056), (1001, 127664), (1027, 124432), (1106, 115544), (1111, 115024), (1144, 111706), (1232, 103727), (1264, 101101), (1313, 97328), (1414, 90376), (1456, 87769), (1616, 79079), (1738, 73528), (2002, 63832), (2054, 62216), (2212, 57772), (2222, 57512), (2288, 55853), (2626, 48664), (2828, 45188), (3476, 36764), (4004, 31916), (4108, 31108), (4424, 28886), (4444, 28756), (5252, 24332), (5656, 22594), (6083, 21008), (6952, 18382), (7189, 17776), (7777, 16432), (7979, 16016), (8008, 15958), (8216, 15554), (8848, 14443), (8888, 14378), (9191, 13904), (10504, 12166), (11297, 11312)]