71091720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{28211}}^1$

素因数の和:28235

約数の個数: 96

約数和(自身を含む): 264064320

約数和(自身を除く): 192972600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 28211, 56422, 84633, 112844, 141055, 169266, 197477, 225688, 253899, 282110, 338532, 394954, 423165, 507798, 564220, 592431, 677064, 789908, 846330, 987385, 1015596, 1128440, 1184862, 1269495, 1579816, 1692660, 1777293, 1974770, 2031192, 2369724, 2538990, 2962155, 3385320, 3554586, 3949540, 4739448, 5077980, 5924310, 7109172, 7899080, 8886465, 10155960, 11848620, 14218344, 17772930, 23697240, 35545860, 71091720]

約数ペア:

[(1, 71091720), (2, 35545860), (3, 23697240), (4, 17772930), (5, 14218344), (6, 11848620), (7, 10155960), (8, 8886465), (9, 7899080), (10, 7109172), (12, 5924310), (14, 5077980), (15, 4739448), (18, 3949540), (20, 3554586), (21, 3385320), (24, 2962155), (28, 2538990), (30, 2369724), (35, 2031192), (36, 1974770), (40, 1777293), (42, 1692660), (45, 1579816), (56, 1269495), (60, 1184862), (63, 1128440), (70, 1015596), (72, 987385), (84, 846330), (90, 789908), (105, 677064), (120, 592431), (126, 564220), (140, 507798), (168, 423165), (180, 394954), (210, 338532), (252, 282110), (280, 253899), (315, 225688), (360, 197477), (420, 169266), (504, 141055), (630, 112844), (840, 84633), (1260, 56422), (2520, 28211)]