68968260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 226751616

約数和(自身を除く): 157783356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 243, 270, 276, 324, 345, 405, 414, 460, 486, 540, 617, 621, 690, 810, 828, 972, 1035, 1215, 1234, 1242, 1380, 1620, 1851, 1863, 2070, 2430, 2468, 2484, 3085, 3105, 3702, 3726, 4140, 4860, 5553, 5589, 6170, 6210, 7404, 7452, 9255, 9315, 11106, 11178, 12340, 12420, 14191, 16659, 18510, 18630, 22212, 22356, 27765, 27945, 28382, 33318, 37020, 37260, 42573, 49977, 55530, 55890, 56764, 66636, 70955, 83295, 85146, 99954, 111060, 111780, 127719, 141910, 149931, 166590, 170292, 199908, 212865, 249885, 255438, 283820, 299862, 333180, 383157, 425730, 499770, 510876, 599724, 638595, 749655, 766314, 851460, 999540, 1149471, 1277190, 1499310, 1532628, 1915785, 2298942, 2554380, 2998620, 3448413, 3831570, 4597884, 5747355, 6896826, 7663140, 11494710, 13793652, 17242065, 22989420, 34484130, 68968260]

約数ペア:

[(1, 68968260), (2, 34484130), (3, 22989420), (4, 17242065), (5, 13793652), (6, 11494710), (9, 7663140), (10, 6896826), (12, 5747355), (15, 4597884), (18, 3831570), (20, 3448413), (23, 2998620), (27, 2554380), (30, 2298942), (36, 1915785), (45, 1532628), (46, 1499310), (54, 1277190), (60, 1149471), (69, 999540), (81, 851460), (90, 766314), (92, 749655), (108, 638595), (115, 599724), (135, 510876), (138, 499770), (162, 425730), (180, 383157), (207, 333180), (230, 299862), (243, 283820), (270, 255438), (276, 249885), (324, 212865), (345, 199908), (405, 170292), (414, 166590), (460, 149931), (486, 141910), (540, 127719), (617, 111780), (621, 111060), (690, 99954), (810, 85146), (828, 83295), (972, 70955), (1035, 66636), (1215, 56764), (1234, 55890), (1242, 55530), (1380, 49977), (1620, 42573), (1851, 37260), (1863, 37020), (2070, 33318), (2430, 28382), (2468, 27945), (2484, 27765), (3085, 22356), (3105, 22212), (3702, 18630), (3726, 18510), (4140, 16659), (4860, 14191), (5553, 12420), (5589, 12340), (6170, 11178), (6210, 11106), (7404, 9315), (7452, 9255)]