309190196

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 663961536

約数和(自身を除く): 354771340

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 107, 161, 196, 214, 322, 428, 641, 644, 749, 1127, 1282, 1498, 2254, 2461, 2564, 2996, 4487, 4508, 4922, 5243, 8974, 9844, 10486, 14743, 17227, 17948, 20972, 29486, 31409, 34454, 58972, 62818, 68587, 68908, 103201, 120589, 125636, 137174, 206402, 241178, 274348, 412804, 480109, 482356, 722407, 960218, 1444814, 1577501, 1920436, 2889628, 3155002, 3360763, 6310004, 6721526, 11042507, 13443052, 22085014, 44170028, 77297549, 154595098, 309190196]

約数ペア:

[(1, 309190196), (2, 154595098), (4, 77297549), (7, 44170028), (14, 22085014), (23, 13443052), (28, 11042507), (46, 6721526), (49, 6310004), (92, 3360763), (98, 3155002), (107, 2889628), (161, 1920436), (196, 1577501), (214, 1444814), (322, 960218), (428, 722407), (641, 482356), (644, 480109), (749, 412804), (1127, 274348), (1282, 241178), (1498, 206402), (2254, 137174), (2461, 125636), (2564, 120589), (2996, 103201), (4487, 68908), (4508, 68587), (4922, 62818), (5243, 58972), (8974, 34454), (9844, 31409), (10486, 29486), (14743, 20972), (17227, 17948)]