228297320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 528517440

約数和(自身を除く): 300220120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 331, 344, 401, 430, 662, 802, 860, 1324, 1604, 1655, 1720, 2005, 2648, 3208, 3310, 4010, 6620, 8020, 13240, 14233, 16040, 17243, 28466, 34486, 56932, 68972, 71165, 86215, 113864, 132731, 137944, 142330, 172430, 265462, 284660, 344860, 530924, 569320, 663655, 689720, 1061848, 1327310, 2654620, 5309240, 5707433, 11414866, 22829732, 28537165, 45659464, 57074330, 114148660, 228297320]

約数ペア:

[(1, 228297320), (2, 114148660), (4, 57074330), (5, 45659464), (8, 28537165), (10, 22829732), (20, 11414866), (40, 5707433), (43, 5309240), (86, 2654620), (172, 1327310), (215, 1061848), (331, 689720), (344, 663655), (401, 569320), (430, 530924), (662, 344860), (802, 284660), (860, 265462), (1324, 172430), (1604, 142330), (1655, 137944), (1720, 132731), (2005, 113864), (2648, 86215), (3208, 71165), (3310, 68972), (4010, 56932), (6620, 34486), (8020, 28466), (13240, 17243), (14233, 16040)]