1212072472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 2722406400

約数和(自身を除く): 1510333928

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 47, 52, 62, 76, 94, 104, 124, 152, 188, 247, 248, 376, 403, 421, 494, 589, 611, 806, 842, 893, 988, 1178, 1222, 1457, 1612, 1684, 1786, 1976, 2356, 2444, 2914, 3224, 3368, 3572, 4712, 4888, 5473, 5828, 7144, 7657, 7999, 10946, 11609, 11656, 13051, 15314, 15998, 18941, 19787, 21892, 23218, 26102, 27683, 30628, 31996, 37882, 39574, 43784, 46436, 52204, 55366, 61256, 63992, 75764, 79148, 92872, 103987, 104408, 110732, 151528, 158296, 169663, 207974, 221464, 247969, 257231, 339326, 359879, 375953, 415948, 495938, 514462, 613397, 678652, 719758, 751906, 831896, 991876, 1028924, 1226794, 1357304, 1439516, 1503812, 1983752, 2057848, 2453588, 2879032, 3007624, 3223597, 4887389, 4907176, 6447194, 7974161, 9774778, 11654543, 12894388, 15948322, 19549556, 23309086, 25788776, 31896644, 39099112, 46618172, 63793288, 93236344, 151509059, 303018118, 606036236, 1212072472]

約数ペア:

[(1, 1212072472), (2, 606036236), (4, 303018118), (8, 151509059), (13, 93236344), (19, 63793288), (26, 46618172), (31, 39099112), (38, 31896644), (47, 25788776), (52, 23309086), (62, 19549556), (76, 15948322), (94, 12894388), (104, 11654543), (124, 9774778), (152, 7974161), (188, 6447194), (247, 4907176), (248, 4887389), (376, 3223597), (403, 3007624), (421, 2879032), (494, 2453588), (589, 2057848), (611, 1983752), (806, 1503812), (842, 1439516), (893, 1357304), (988, 1226794), (1178, 1028924), (1222, 991876), (1457, 831896), (1612, 751906), (1684, 719758), (1786, 678652), (1976, 613397), (2356, 514462), (2444, 495938), (2914, 415948), (3224, 375953), (3368, 359879), (3572, 339326), (4712, 257231), (4888, 247969), (5473, 221464), (5828, 207974), (7144, 169663), (7657, 158296), (7999, 151528), (10946, 110732), (11609, 104408), (11656, 103987), (13051, 92872), (15314, 79148), (15998, 75764), (18941, 63992), (19787, 61256), (21892, 55366), (23218, 52204), (26102, 46436), (27683, 43784), (30628, 39574), (31996, 37882)]