278625732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 829409280

約数和(自身を除く): 550783548

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 79, 84, 121, 132, 154, 158, 231, 237, 242, 308, 316, 347, 363, 462, 474, 484, 553, 694, 726, 847, 869, 924, 948, 1041, 1106, 1388, 1452, 1659, 1694, 1738, 2082, 2212, 2429, 2541, 2607, 3318, 3388, 3476, 3817, 4164, 4858, 5082, 5214, 6083, 6636, 7287, 7634, 9559, 9716, 10164, 10428, 11451, 12166, 14574, 15268, 18249, 19118, 22902, 24332, 26719, 27413, 28677, 29148, 36498, 38236, 41987, 45804, 53438, 54826, 57354, 66913, 72996, 80157, 82239, 83974, 106876, 109652, 114708, 125961, 133826, 160314, 164478, 167948, 191891, 200739, 251922, 267652, 293909, 301543, 320628, 328956, 383782, 401478, 503844, 575673, 587818, 603086, 767564, 802956, 881727, 904629, 1151346, 1175636, 1206172, 1763454, 1809258, 2110801, 2302692, 3316973, 3526908, 3618516, 4221602, 6332403, 6633946, 8443204, 9950919, 12664806, 13267892, 19901838, 23218811, 25329612, 39803676, 46437622, 69656433, 92875244, 139312866, 278625732]

約数ペア:

[(1, 278625732), (2, 139312866), (3, 92875244), (4, 69656433), (6, 46437622), (7, 39803676), (11, 25329612), (12, 23218811), (14, 19901838), (21, 13267892), (22, 12664806), (28, 9950919), (33, 8443204), (42, 6633946), (44, 6332403), (66, 4221602), (77, 3618516), (79, 3526908), (84, 3316973), (121, 2302692), (132, 2110801), (154, 1809258), (158, 1763454), (231, 1206172), (237, 1175636), (242, 1151346), (308, 904629), (316, 881727), (347, 802956), (363, 767564), (462, 603086), (474, 587818), (484, 575673), (553, 503844), (694, 401478), (726, 383782), (847, 328956), (869, 320628), (924, 301543), (948, 293909), (1041, 267652), (1106, 251922), (1388, 200739), (1452, 191891), (1659, 167948), (1694, 164478), (1738, 160314), (2082, 133826), (2212, 125961), (2429, 114708), (2541, 109652), (2607, 106876), (3318, 83974), (3388, 82239), (3476, 80157), (3817, 72996), (4164, 66913), (4858, 57354), (5082, 54826), (5214, 53438), (6083, 45804), (6636, 41987), (7287, 38236), (7634, 36498), (9559, 29148), (9716, 28677), (10164, 27413), (10428, 26719), (11451, 24332), (12166, 22902), (14574, 19118), (15268, 18249)]