30981276

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 90574848

約数和(自身を除く): 59593572

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 31, 34, 36, 46, 51, 62, 68, 69, 71, 92, 93, 102, 124, 138, 142, 153, 186, 204, 207, 213, 276, 279, 284, 306, 372, 391, 414, 426, 527, 558, 612, 639, 713, 782, 828, 852, 1054, 1116, 1173, 1207, 1278, 1426, 1564, 1581, 1633, 2108, 2139, 2201, 2346, 2414, 2556, 2852, 3162, 3266, 3519, 3621, 4278, 4402, 4692, 4743, 4828, 4899, 6324, 6417, 6532, 6603, 7038, 7242, 8556, 8804, 9486, 9798, 10863, 12121, 12834, 13206, 14076, 14484, 14697, 18972, 19596, 19809, 21726, 24242, 25668, 26412, 27761, 29394, 36363, 37417, 39618, 43452, 48484, 50623, 55522, 58788, 72726, 74834, 79236, 83283, 101246, 109089, 111044, 112251, 145452, 149668, 151869, 166566, 202492, 218178, 224502, 249849, 303738, 333132, 336753, 436356, 449004, 455607, 499698, 607476, 673506, 860591, 911214, 999396, 1347012, 1721182, 1822428, 2581773, 3442364, 5163546, 7745319, 10327092, 15490638, 30981276]

約数ペア:

[(1, 30981276), (2, 15490638), (3, 10327092), (4, 7745319), (6, 5163546), (9, 3442364), (12, 2581773), (17, 1822428), (18, 1721182), (23, 1347012), (31, 999396), (34, 911214), (36, 860591), (46, 673506), (51, 607476), (62, 499698), (68, 455607), (69, 449004), (71, 436356), (92, 336753), (93, 333132), (102, 303738), (124, 249849), (138, 224502), (142, 218178), (153, 202492), (186, 166566), (204, 151869), (207, 149668), (213, 145452), (276, 112251), (279, 111044), (284, 109089), (306, 101246), (372, 83283), (391, 79236), (414, 74834), (426, 72726), (527, 58788), (558, 55522), (612, 50623), (639, 48484), (713, 43452), (782, 39618), (828, 37417), (852, 36363), (1054, 29394), (1116, 27761), (1173, 26412), (1207, 25668), (1278, 24242), (1426, 21726), (1564, 19809), (1581, 19596), (1633, 18972), (2108, 14697), (2139, 14484), (2201, 14076), (2346, 13206), (2414, 12834), (2556, 12121), (2852, 10863), (3162, 9798), (3266, 9486), (3519, 8804), (3621, 8556), (4278, 7242), (4402, 7038), (4692, 6603), (4743, 6532), (4828, 6417), (4899, 6324)]