143916260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 329769216

約数和(自身を除く): 185852956

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 361, 380, 589, 620, 643, 722, 1178, 1286, 1444, 1805, 2356, 2572, 2945, 3215, 3610, 5890, 6430, 7220, 11191, 11780, 12217, 12860, 19933, 22382, 24434, 39866, 44764, 48868, 55955, 61085, 79732, 99665, 111910, 122170, 199330, 223820, 232123, 244340, 378727, 398660, 464246, 757454, 928492, 1160615, 1514908, 1893635, 2321230, 3787270, 4642460, 7195813, 7574540, 14391626, 28783252, 35979065, 71958130, 143916260]

約数ペア:

[(1, 143916260), (2, 71958130), (4, 35979065), (5, 28783252), (10, 14391626), (19, 7574540), (20, 7195813), (31, 4642460), (38, 3787270), (62, 2321230), (76, 1893635), (95, 1514908), (124, 1160615), (155, 928492), (190, 757454), (310, 464246), (361, 398660), (380, 378727), (589, 244340), (620, 232123), (643, 223820), (722, 199330), (1178, 122170), (1286, 111910), (1444, 99665), (1805, 79732), (2356, 61085), (2572, 55955), (2945, 48868), (3215, 44764), (3610, 39866), (5890, 24434), (6430, 22382), (7220, 19933), (11191, 12860), (11780, 12217)]