280326430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1189

約数の個数: 64

約数和(自身を含む): 562609152

約数和(自身を除く): 282282722

約数列:

[1, 2, 5, 10, 17, 34, 37, 41, 74, 82, 85, 170, 185, 205, 370, 410, 629, 697, 1087, 1258, 1394, 1517, 2174, 3034, 3145, 3485, 5435, 6290, 6970, 7585, 10870, 15170, 18479, 25789, 36958, 40219, 44567, 51578, 80438, 89134, 92395, 128945, 184790, 201095, 222835, 257890, 402190, 445670, 683723, 757639, 1367446, 1515278, 1648979, 3297958, 3418615, 3788195, 6837230, 7576390, 8244895, 16489790, 28032643, 56065286, 140163215, 280326430]

約数ペア:

[(1, 280326430), (2, 140163215), (5, 56065286), (10, 28032643), (17, 16489790), (34, 8244895), (37, 7576390), (41, 6837230), (74, 3788195), (82, 3418615), (85, 3297958), (170, 1648979), (185, 1515278), (205, 1367446), (370, 757639), (410, 683723), (629, 445670), (697, 402190), (1087, 257890), (1258, 222835), (1394, 201095), (1517, 184790), (2174, 128945), (3034, 92395), (3145, 89134), (3485, 80438), (5435, 51578), (6290, 44567), (6970, 40219), (7585, 36958), (10870, 25789), (15170, 18479)]