228207980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11399}}^1$

素因数の和:11439

約数の個数: 96

約数和(自身を含む): 643507200

約数和(自身を除く): 415299220

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 11399, 20020, 22798, 45596, 56995, 79793, 113990, 125389, 148187, 159586, 227980, 250778, 296374, 319172, 398965, 501556, 592748, 626945, 740935, 797930, 877723, 1037309, 1253890, 1481870, 1595860, 1630057, 1755446, 2074618, 2507780, 2963740, 3260114, 3510892, 4149236, 4388615, 5186545, 6520228, 8150285, 8777230, 10373090, 11410399, 16300570, 17554460, 20746180, 22820798, 32601140, 45641596, 57051995, 114103990, 228207980]

約数ペア:

[(1, 228207980), (2, 114103990), (4, 57051995), (5, 45641596), (7, 32601140), (10, 22820798), (11, 20746180), (13, 17554460), (14, 16300570), (20, 11410399), (22, 10373090), (26, 8777230), (28, 8150285), (35, 6520228), (44, 5186545), (52, 4388615), (55, 4149236), (65, 3510892), (70, 3260114), (77, 2963740), (91, 2507780), (110, 2074618), (130, 1755446), (140, 1630057), (143, 1595860), (154, 1481870), (182, 1253890), (220, 1037309), (260, 877723), (286, 797930), (308, 740935), (364, 626945), (385, 592748), (455, 501556), (572, 398965), (715, 319172), (770, 296374), (910, 250778), (1001, 227980), (1430, 159586), (1540, 148187), (1820, 125389), (2002, 113990), (2860, 79793), (4004, 56995), (5005, 45596), (10010, 22798), (11399, 20020)]